Voltage Regulator, Voltmeter And Ampmeter

Product Details:

1. Fixed turn the lamp current constant value of 0.1 times (when charging is used to identify whether the battery is full); 2. Benchmarks using a dedicated IC, and high-precision sampling resistor, so constant and more stable (20 degrees to 60 degrees constant temperature drift 5A when less than 5%), especially for LED driven 3. Output current, maximum output current can reach 8A, to meet most needs. 4.4 High-frequency capacitance, reduce output ripple, improve stability 5. Dual heat sink design, MOS tube Schottky diodes separate heat sinks, heat, independently of each other 6. At the cost of using large-size Kool toroid, improve work efficiency, and Use copper wire and Rao, reduce heat and improve efficiency. More than 7.3296 turn potentiometer, voltage and current regulation of high accuracy, good stability. 8. High stability dedicated current sense resistor current sampling accuracy, temperature drift of small, LED essential. 9. Color indicator, working status, charging necessary. 10. Voltage and current can be adjusted, adjustable power to do good effect, 8A current, power enough.
Battery charging to use: 1. Make sure you need to charge the battery float voltage and charging current, the input voltage of the module; 2. Constant adjustment potentiometer, the output voltage is regulated to about 5V. 3. 10A current with a multimeter measuring the output short-circuit current block, while the constant current potentiometer allows to adjust the output current reaches a predetermined charge current value; 4. Constant adjustment potentiometer allows the output voltage reaches the float voltage; 5. Connected to the battery, try to charge.
LED constant current driver to use: 1. Make sure that you need to drive LED operating current and maximum operating voltage;2. Constant adjustment potentiometer, the output voltage is regulated to about 5V. 3. 10A current with a multimeter measuring the output short-circuit current block, while the constant current potentiometer allows to adjust the output current reaches a predetermined LED working current; 4. Constant adjustment potentiometer allows the output voltage reaches the maximum operating voltage LED; 5. Connect the LED, test machine.

Additional Information:

• Item Code: LEDRVRBCK

Product Details:

This versatile DC-DC boost power supply/converter module steps up any input voltage from 10V to 32V to any output voltage from 12V to 35V at up to 150W output power and 6A current.

This 150W DC-DC Boost Converter 10-32V to 12-35V 6A Step-Up Adjustable Power Supply is well into the heavy-duty end of the spectrum @ 150W; as you can tell by the huge toroidal inductor and dual heatsinks.

It is especially useful for automotive 12V applications, where standard 12V battery power can be boosted to 19V for use as a laptop computer power supply, or to 18V or 24V for other applications requiring higher voltages.

Please note there is no reverse polarity protection. A series diode is recommended. For high loads this might not be an option; so be cautious of the input polarity or you might fry the module!

Applications:

1. DIY adjustable output vehicle power supply. Provide 12V input, the output voltage can be continuously adjusted from 14V to 35V (output voltage cannot be lower than the input voltage).
2. Universal car laptop power supply. Provide 12V input, the output voltage is adjustable to your notebook to work. Can easily drive dual-core or quad-core notebooks at 19V and up to 6A output current.
3. Boost Charger, to convert your car’s 12V power to greater than 12V, such as 18V or 24V
4. Power supply for your electronic devices, as long as the voltage is adjusted to the voltage and does not exceed the module’s rated current.

QUICK OVERVIEW

1. Input voltage :10-32V
2. Output voltage: 12-35V (adjustable)
3. Output Current: 10A (MAX)
4. Input Current: 16A (MAX) (Please enhance heat dissipation if more than 10A)
5. The non-isolated step-up power conversion module
6. Onboard LED illuminates when the voltage is applied to the module
7. Equips Multi-turn Potentiometer.

Product Details:

Specification:

• Input voltage: 12V-60V
• Input Current: Maximum input current 15A
• Output voltage: 12V-80V continuously adjustable
• Output Current: Maximum output current 10A
• Output Power: P = effective power input voltage V * 10A
• Note: this point to note, our nominal 600W maximum power of the module under certain conditions, in the case ofdifferent input voltage, maximum output power by the input maximum current limit decline. For instance, at
• The input voltage is 12V: maximum output power P = 12V * 10A = 120W
• The input voltage is 24V: maximum output power P = 24V * 10A = 240W
• The input voltage to 60 V: maximum output power P = 60V * 10A = 600W
• Conversion efficiency: Up to 95% (input voltage, current; affect the output voltage, current conversion efficiency)
• Short circuit protection: fuse
• Installation size: 73 * 51mm

Description:

• 600W high-power booster module, wide voltage input: 12V to 60V, 12V to 80V adjustable the width voltage output;output current can be adjusted; ultra-low dropout voltage

Additional Information:

• Item Code: SUB600W

Product Details:

5A 4V-38V XL4015 DC-DC Adjustable Step Down Module Voltmeter

Feature:

The DC-DC Adjustable Step Down Converter Module has large power, high efficiency, low-ripple. With power indicator, on-board voltmeter. The voltmeter can calibrate automatically. The measure can be changed between input and output voltage, with indicator. The voltmeter can also be shutdown. The board uses connection terminal for easy wiring.

• Built in thermal shutdown function
• Built in current limit function
• Built in output short protection function

Specification:

• Better than 2596, easy to 4A 50W, up to 75W adding heat sink
• Input voltage: 4V ~ 38V (not more than 38V)
• Output voltage: 1.25V ~ 36V (adjustable)
• Output current: 0A ~ 5A (recommended below 4.5A)
• Output power: recommended use below 75W (add heat sink when more than 50W)
• Operating temperature: -40°C ~ +85°C
• Operating frequency: 180KHz
• Conversion efficiency: Up to 96% (based on input and output voltage, current, pressure)
• Voltmeter range: 0V ~ 40V
• Voltmeter error: ±0.1V (NOTE: To ensure the accuracy, keep the input above 4.5V)
• Load regulation: S (I) ≤0.8%
• Voltage regulation rate: S (u) ≤0.8%
• Power indicator: Yes
• Short circuit protection: Yes (limit current 8A)
• Over temperature protection: Yes (shutdown output automatically after over temperature)
• Input Reverse Polarity Protection: None (cascade high current diode if required)
• Wiring: IN+/- Input, OUT+/- Output
• Size: 66 x 39 x 18mm

Voltmeter calibration method:

1. Onboard voltmeter shows that the output voltage, long press the right button 2 seconds to loosen, voltmeter, and the output voltage indicator light [OUT] synchronous flash, at this time into the output voltage regulation mode; Similarly, when the input voltage IN the voltmeter display, long press the right button 2 seconds to loosen, voltmeter, and the input voltage indicator light [IN] synchronous flash, at this time into the input voltage adjustment mode.
2. Light touch button on the right side, the voltage value is adding up a unit; Press the left button, minus a unit; Due to a unit of voltage is less than 0.1 V, so you need to press the 1-5 consecutive can see the voltmeter change 0.1 V, the concrete continuous button several times depends on the current display voltage, current shows that the higher the voltage, the fewer the number of press.
3. After the voltage adjustment, long press the right button for 2 seconds, release, to exit the output voltage calibration mode, all the parameters set to automatically power down saving.

The DC/DC buck module applications the input voltage is higher than the output voltage of the buck field, such as battery, power transformer, DIY adjustable regulated power supply, LCD Monitor and LCD TV, portable instrument power supply, telecom/networking equipment, 24V vehicle notebook power supply, industrial equipment buck. 12V buck to 3.3V, 12V buck to 5V, 24V buck to 5V, 24V buck to 12V, 36V buck to 24V etc.

Note:

The input voltage should be more 1.5V than output!

Package included:

1 x 5A 75W DC-DC adjustable step down converter module ( with heat sink and screws )

Product Details:

Module properties: unfenced step-up (BOOST)

Input current: 4 a (Max), no-load 18 ma

Input mode: IN input level is, the IN - negative input

Output mode: OUT output level is, the OUT - output is negative

Conversion efficiency: < 94% (the lower the pressure difference, the greater the efficiency)

 

Product Details:

This is high performance DC to DC Step Down Adjustable Power Supply Module.

• Based on Newly developed LM2596S Wide range switching Regulator.
• Output current: Rated current is 2A,maximum 3A(Additional heat sink is required)
• Conversion efficiency: Up to 92% (output voltage higher, the higher the efficiency)
• Switching Frequency: 150KHz
• Rectifier: Non-Synchronous Rectification
• Module Properties: Non-isolated step-down module (buck)
• Short Circuit Protection: Current limiting, since the recovery
• Operating Temperature: Industrial grade (-40 to +85 ) (output power 10W or less)
• Package included:
• Color: As the picture show

1 x LM2596S DC-DC adjustable power step-down module

Product Details:

This is 0.28-inch Digital Voltmeter Ammeter DC 100V 50A LED Amp Volt Meter With Shunt. This meter will measure up to 100 VDC with a 0.1-volt resolution.

One thing to note is, this meter has 2 wiring harnesses. One harness is to provide power for the meters, that’s the 2 poles with a RED and a BLACK lead. Small size, portable, the magnitudes of voltage and current are displayed on the same screen at the same time.

This can be supplied anywhere from 6 volts DC up to 30 VDC. This is a separate power supply that is isolated from the source, it is possible to use the same supply but it seems to affect the amp meter reading. The 3 wire harness is used for a ground that connects directly to the battery or supply ground of the load.

QUICK OVERVIEW

 

1. Operating Voltage: 5V DC
2. Current Consumption: <60mA
3. Testing Voltage: 0-100V
4. Testing Current: 1-50A
5. Easy to read even in dim light

Product Details:

The constant voltage and constant current programmable control power supply module put the collection of analog integration and digital control functions in one. Its adjustable output voltage range is 0-50.00V, step by 0.01V. Its adjustable output current range is 0-5.000A, step by 0.001A. This module has power-down stored function and can store 10 groups preset value. And it also has the function of extracting quickly two groups stored value. Compared with the traditional analog power supply, it is more convenient to quickly extract the voltage or current required. LCD display on the module has the function digital voltmeter and ammeter. You can view the preset voltage, input voltage, output voltage, the preset current, output current, output power, etc. on the output state remind area, you can see that output opens or not, the state of constant voltage and constant current, output is normal or not, the key is locked or not, and the current data groups that is being used. On the setting data interface, you can adjust overvoltage value, overcurrent value, over-power value, data set and LCD brightness.This module has many advantages, small size, advanced function, good visual effect, high operability, high-precision, being used independently, being inset into the device and been widely applied.

Technical parameters

Input voltage range:  6.00-55.00V                                  
Output voltage range:  0V-50.00V

Output current: 0-5.000A                                               
Output power range: 00.00-250.0W   

Product Weight: 78g                                                       
Product Dimension: 79*43*48(mm) (L*W*H)

Open size:  71mm*39mm                                               
Output voltage resolution: 0.01V

Output current resolution: 0.001A                                 
Output Voltage accuracy: ± (0.5% + 3 digits)

Output Current accuracy: ± (0.5% + 5 digit)

Product Details:

This DC Motor Speed Controller allows controlling the direction of a DC motor using a Pulse-- Width-Modulated (PWM) DC voltage with a Duty Cycle fully adjustable from 0%-100%.

The motor speed controller can easily provide a continuous current of3A to your DC motor or other DC lo

Operating instruction:

• Connect your DC motor (or DC load) to the motor terminals as indicated on the wiring diagram.
• Connect a voltage of 10V-36V DC to the circuit making sure of the correct polarity of the connection. Note that the voltage applied to the motor will be supply voltage applied to the circuit. It is recommended to add an appropriately rated fuse inline with the positive supply in order to protect the circuit from any possible short circuits.
• You can now control the speed of the motor through potentiometer.

Package included:

• 1 x DC 6V - 28V 3A PWM Motor Speed Variable Regulator Controller Switch

Product Details:

Feature:The product can easily adjust the output voltage, between 0 and 220 volts, for the use of electrical equipment with different voltage requirements.Thyristor is mainly used for resistive load (electric filament incandescent lamp, etc.). Most single-phase AC motors are also available (but not guaranteed).The product is suitable for controlling different electrical equipment, such as electric lamps, fans, motors, etc.The ultimate resistance load power of the product is 5000 W. It should be reduced for a long time. It is suggested that the resistance load should be less than 2200W at room temperature (key parameters, please note).The product adopts aluminum casing, which has good heat dissipation effect and can effectively extend the service life of the product.

Product Details:

Product descriptionParameter:  Operating Voltage: AC 110V-230V. Maximum Power: 10000W (resistive load).  Long Term Operating Power: 7000W. Voltage Adjustment: Adjustable from AC 0V to near input voltage. Size: 4.37×3.03×1.45 in/111×77×37 mm.  Weight: 9.87 oz/280 g.
Features:  The trigger circuit is unique, the control voltage is accurate and there is no hysteresis, the resistive load is turned off to 0, and after starting, it will be adjusted from 10V, adjust to the supply voltage that is closest to the input.  SCR increases dual protection varistors and RC snubber circuit.  Upgrade fan with switch, intelligent control, good heat dissipation effect, long service life.  High temperature fire FR4 Circuit board. Standard high-grade exquisite aluminum shell is safer and more practical.  Full copper 75A super large current terminal.
Application:  Using the new two-way super-power SCR, the resistive load can be adjusted between 0 -- input voltage for use by electrical appliances. Such as: Electric furnace, Water heater heating, Lighting dimming, large brushed motor speed control and so on. Thereby achieving the effects of dimming, temperature regulation and voltage regulation.  Can supply power less than 10,000 watts (resistance load) of large electrical appliances, because of the high power, so the general home appliances or small factory enough to use.
Precautions:  The load should not exceed the specified maximum power. Pay attention to the temperature for the first use. If the temperature is high (more than 80  ), please enhance heatsink. Otherwise, the module and the appliance will be burned out.  If connect to inductive load or Capacitive load, the power must leave Two-thirds (2/3) margin.
Package Included:1 × AC 110V-220V 10000W SCR Voltage Regulator

Product Details:

The 20A PWM DC Motor Speed Regulator Module (9V, 12V, 24V, 36V, 48V, 60V)  is suitable for the DC brushed motor (or DC load) within 20A. It comes with the metal shell and connective label, which makes it very easy to install and use.It has potentiometer with adjust speed switch function, and button switch function.Connection mode:Red Line: Power +       Black Line: Power –Blue Line: Motor+        Green Line: Motor –Note :Before you attempt to wire the controller, make sure power is off.WARNING :DO NOT REVERSE POSITIVE AND NEGATIVE POWER LOADS. THIS WILL DAMAGE THE CONTROLLER.TO CHANGE MOTOR DIRECTION, INTERCHANGE THE POSITIVE AND NEGATIVE WIRES OF MOTOR.1. Connect wires refer to the “wiring diagram”.2. Turn on the power.3. Adjust the potentiometer.________________________________________Features :1. Adjustable speed range: 0%-100%.2. Speed adjustment way: Potentiometer.3. Output voltage: Linear under load.4. Speed control type: Basins.5. Output voltage: Load Linear6. Type: Adjusting flow7. The motor running condition adjustment: Forward  / Stop / Reverse8. Reverse polarity protection: Yes.9. Suitable Motor: DC brush motors.________________________________________Package Includes :1 x 20A PWM DC Motor Speed Regulator Module (9V, 12V, 24V, 36V, 48V, 60V)

Product Details:

This is a DC-DC constant current boost converter power supply module with DC 10-60V voltage input and DC 12V-83V output voltage. The input and output of the module are designed with screw terminals for convenient wire connection or disconnection. Besides, it equipped with a big heat sink and cooling fan for better dissipation which can help your project a lot. You can also use the module as a driver for high power LED lights or voltage regulator for solar panels.
The module has two multiturn 3296 potentiometers one to adjust the output voltage and one to adjust the output current.
Applications:1. High-power LED driver.2. Lithium battery(or lead accumulator) charge.3. Vehicle-mounted power supply.4. Low voltage system power supply.5. 6V, 12V, 14V, 24V battery charge.6. On-board laptop power supply.7. regulated power supply.8.Low voltage power supply system.
Note: If the module temperature exceeds 65ºC, please add a cooling fan,  (It be used at room temperature without a fan
Features:Overcurrent protection: there is a certain range of error in the input over 30A, automatically reducing the output voltage.Short circuit protection: there is (input 40A fuse) double short circuit protection, use more secure.Has big heat sink to dissipate heat properly but can add an external fan to the module.Package Includes:1 x 1200w DC DC Boost Step Up Converter 8-60V to 12-83V 20A

Product Details:

1.Description : DC Motor Speed Controller,The full name of pulse width modulation is Pulse Width Modulator.Abbreviation PWM.DC motor governor is a device for adjusting the speed of a DC motor.DC motor has the characteristics of low speed and large torque which can not be replaced by the AC motor.Therefore, the equipment that regulates the speed of the DC motor - DC governor can be widely used.It is often used in DC load circuits due to its special properties.Lamp dimming or DC motor speed regulation, HW-1020 governor are made by pulse width modulation (PWM) principle.Such as Motor governor and PWM governor. Industrial DC motor speed regulation, industrial conveyor belt speed regulation, lighting and lighting mediation, computer power supply cooling, DC fan, etc., have been widely used. At the same time, it can display the speed percentage, the displayed value is the ratio between the current speed and the full speed.For example: The display screen ‘028’,It means the current speed is 28% of full speed.
2.Features: 1>.High frequency 13Khz, the purer the signal;2>.PWM can be adjusted 0%-100%;3>.Support high current;4>.High quality knob;5>.The knob is separated from the module, and the application is more convenient;6>.Plastic shell, safe and reliable;7>.LED display;8>.No polarity regulation.
3.Parameters:1>.Input voltage: DC 6-30V;2>.Load power: 150W(MAX);3>.Rated current: 5A;4>.Peak current: 8A;5>.Speed range: 5%-100%;6>.PWM frequency: 13Khz;7>.Potentiometer: resistance value 100K; 8>.Knob inner diameter:8mm;9>.The output voltage is 0-100% of the input voltage;10>.Standby current:0.02A;11>.Size(without Knob): 78*44*24mm;12>.Cable Length:19mm.
4.Use steps:1>.Turn the potentiometer counterclockwise.2>.Connect DC motor or lamp which meets the requirements at ‘MOTOR+’ and ‘MOTOR-’.3>.Connect DC power supply at ‘POWER+’ and ‘POWER-’.4>.Adjust knob to control speed for motor while check speed percentage on display screen.5>.If need to stop,you can turn the potentiometer counterclockwise.6>.Remove power supply before remove DC motor.7>.Remove DC motor.
5.Application:1>.Industrial DC motor speed regulation;2>.Industrial conveyor belt speed regulation;3>.Lighting and lighting mediation;4>.Computer power supply cooling;5>.DC fan.
6.Note:1>.It is working for DC motor and just can connect to DC power supply.So please don’t connect AC 110V or 220V power supply!Otherwise it will damage the module!2>.The positive and negative poles of the DC power supply can not be reversed, Otherwise the governor will damage. 3>.Motor can be divided into positive and negative, when the direction of operation and expectations are inconsistent, you can change the direction of the alignment. 4>.The potentiometer knob can change the output duty cycle of the governor, thus changing the speed of the motor. 5>.Please allow 1-3mm differs due to manual measurement. 
7.Package:1>.1pcs DC Motor Speed Controller with display

Product Details:

10000W Super Power Thyristor Electronic Voltage Regulator, Adjust Light Speed Temperature has new two-way large power silicon controlled rectifier and the current can be up to 80A, which is a good solution to over-current of electric stove wire caused by low resistance during cooling. It can easily adjust the output voltage on a scale of 0-100% (nonlinear) to power electric device. It has been designed with large and thick heat sink that would enhance heat dissipation. This voltage regulator is adjusted with button which is much more stable than potentiometer. Voltage regulator has wave voltage absorbing circuit and effective protects large power silicon controlled rectifier, longer service life and more durable.
It is suitable for water heater heat transfer, lighting dimming, small motor speed, electric iron thermostat and so on.
Features:Using the new two-way high-power SCR, max current up to 80A.The voltage regulator with the peak voltage absorption circuit effectively protects the high-power SCR and has a longer service life.Built-in heat sink, thickened to increase the heat sink, good heat dissipation, easy to install.57A high current terminal block, simple wiring, strong button adjustment stability.Omron original tact switch, Fairchild original photoelectric coupler, all metal film resistors are stable and durable.The value is automatically saved. After power-on, it will automatically start to the last adjusted value.
Specifications:Operating Voltage (VDC) - AC 220VMaximum Power (W) - 10000Voltage Range (adjust temperature or light) - AC 0-220VController Size - 95.7*56.7*53.8mm/3.76*2.23*2.11"Panel Size - 74.6*59.8*2.3mm/2.93*2.35*0.09"Cable Length - 287mm/11.3"Weight (g) - 200

Application:
Using the new two-way high-power SCR, Max current up to 80A, a good solution to the problem of over-current electric wire in the case of cooling is too small to cause the resistance.You can easily adjust the output voltage mains in any adjustment 0-100% (220V 100 adjustment points, non--), for the use of electrical appliances. Such as: electric furnace, water heater heating, lighting dimming, small motor speed control, electric iron temperature adjustment, etc. Thereby achieving the effects of dimming, temperature regulation and pressure regulation.It can be used in large appliances with an electric power of less than 10,000 watts. Since the power has been great, so the general home appliances or small factories enough to use.(Inductive or capacitive load power should be reduced, this regulator is equipped with two-way high-power SCR, can be used without any components, it is very convenient and practical.)

Product Details:

Adjustable10-50V/40A/2000W DC Motor Speed Control PWM HHO RC Motor Speed Regulator 12V 24V 36V 40V 50V Speed Adjuster
It's a PWM speed controller which enables you to control the speed of those DC brush motors smoothly. It's great for applications like car motors, DC heater, bulb etc. providing nice adjustment of motor speed.
Features:Wide voltage range, 10-50V, 40A, max. 2000W for motor speed control & HOO.Apply PWM Modulation system to adjust motor speed from 5-100% .Stable in working, high efficiency and low noise.Field-effect tube, drive IC, 70μm copper sheet PCB for higher efficiency of PWM wave output.Potentiometer for speed adjustment, protective case creates better durability.
Specific Power Control:12V: 480W; 24V: 960W; 36V: 1440W;40V: 1600W; 50V: 2000W
PWM Working Principle:BY changing the duty ratio of square wave(output) to adjust average current power from 0-100% on load, thus to change the motor speed or light brightness.
Main Applications:1.Universal DC brush motor speed control.2.Control motor speed of cars(eg. car cooling fan motor, car fan motor, car windshield wiper motor, air condition fan motor)3.Adjust speed of the conveyor of product lines, tube exhaust fan, treadmill, electric fan.4.Adjust temperature of DC heater, brightness of common DC bulb. 
Specifications:Type: Potentiometer(1) / Potentiometer with External Wire to connect(2) (Optional)Working Voltage: DC 10-50VControl Power: 0.01-2000WRated Current: 40AQuiescent Current: 0.025APWM Duty Ratio: 5-100%PWM Frequency: 12khzWorking Temperature: -20 to 40 Item Size: 10 * 5 * 2.7cm / 3.94 * 1.97 * 1.06in (Type 1)Item Size: 9 * 5 * 2.5cm / 3.54 * 1.97 * 0.98in (Type 2)Wire Length: 18.5cm / 7.28in (Type 2)Item Weight: 92g / 3.25oz(Type 1)   97g / 3.42oz(Type 2)  (Without Cover)Package Size: 10.3 * 5.3 * 3.5cm / 4.06 * 2.09 * 1.38inPackage Weight: 139g / 4.9oz(Type 1)  142.5g / 5.03oz(Type 2) 
Package List:1 * DC Motor Speed Controller

Product Details:

Technical parameters

Input voltage range:  6.00-40.00V                                
Output voltage range:  0V-32.00V

Output current: 0-3.000A                                               
Output power range: 0-96W   

Product Weight: about 90g                                           
Product Dimension: 79*43*41(mm) (L*W*H)

Open size:  71mm*39mm                                               
Output voltage resolution: 0.01V

Output current resolution: 0.001A                                
Output Voltage accuracy: ± (0.5% + 3 digits)

Output Current accuracy: ± (0.5% + 5 digit)

Product Details:

Dual measurement of AC voltage, AC current with AC current transformer display the AC voltage and current simultaneously by LCD panel with blue backlight, more clearly for the user wide measurement voltage and current range, easy to install having a dual measurement of AC voltage, it can measure AC 80 300v widely used in substation automation, distribution automation, test equipment, voltage regulator and so on specification: material: abs color: white size: approx. 79X43x33mm/ 3. 11X1. 69X1. 30 Inch voltage measurement range: AC 80 300v current measuring range: AC 0. 1 ~ 100A display background color and type: blue and LCD accuracy: 1 percent fs and plusmn; 2 digit operating temperature: 10deg. C ~65deg. C operating humidity: 35~85 percent rh current transformer: included.   Note: it can t be used for measuring the AC power converted from a DC power with an inverter current in excess of 1a is recommended according to our actual measurement, there is about 0. 1A/1v deviation of the measuring current/voltage.
Package includes: 1x AC voltage and amp meter with AC current transformer