Voltage & Current Testers

Features:-Can be verified part of the circuit Ohm's law.-Used as an additional resistor to expand the range of volts.-Used to measure unknown resistance.-Used as electromotive force and internal resistance for measuring -power supply.-Used as a known resistor in the circuit to r..

Features:The structure is clear at a glance.Non-contact, safer to operate.Measure Alternating-Current voltage, current, active power, electricity and display it on the LCD screen.Built-in CT screw-free wiring prevents poor contact and heat.Fine quality PC material, fuel resistant, high temperature r..

Features:Backlight control, you can turn off or turn on the backlight by short pressing the buttonSeparate wiring terminals independently, simple wiring, no mutual interferenceNo screw elastic connection, tightly pressed, no damage to the LCDStrong and weak current circuit board, strong anti-interfe..

Specification:Measuring range: 100-500VLength: 14CMPackage includes:1 X Voltage Test PensDetails pictures:..

If you need only the CT, please check this: >>>HereMany buyers are response: Why test data is wrong? Voltage * Current = Power, But power is less than the actual test voltage * Current, Why is that? Answer: There are three types of power: Active Power (P represents..

Key-button Instruction: ● Short press button to switch the backlight on and off. ● Press and hold for 3 seconds to enter the overload power setting. -- Enter the overload power setting, default value is 4.4KW. -- The highest bit flash, Short press the key corresponding t..

Features:1. The motor can be controlled arbitrarily through the button, normally open, normally closed, inching, forward, reverse, speed control, etc.2. Using imported chips, the governor runs stably and reliably.3. The potentiometer knob can change the duty cycle of the governor output, thereby cha..

Features: Suitable for 10W-80W power amplifier.Direct connect power amplifier output, easy to use.high sensitivity.Package included:1 x 12v Analog Panel VU Meter Detail Pictures:,,,,,,,,..

Features:Mini CCFL Tester LCD TV Monitor Laptop Screen Repair Backlight Lamp Test MAX 400mm LM-12301 Really a good tool for test LCD lamps! When we repair LCD screen or notebook and see a little shadow from very dark screen or get inverter protection, it's very difficult to know if problem com..

Features: 1.Specifically designed for household electricity safety use2.No need to reset after power cut3.It is widely used for leakage protection for electric water heater, microwave oven, induction cooker,TV,fridge,washing machine,Hair-drier,electric iron,dust collector,electric wat..

Descriptions: 1.Model: 85C1-A2.Measuring Range: DC 0-3/5/10/20/30/100A3.Accuracy: Class 1.54.withstand voltage: 2000V for 1 minute5.Size : 64 mm x 56 mm x 60 mm6.Color : White7.Operating Temperature: -20 ~40°..

Specification: Dual Square Voltmeter and Ammeter :  AD 16-22FVA Specification Color of lamps: R-red Y-yellow G-green B-Blue W-White Lighting Source: LED..