1、Wide Application: Withstand voltage tester is widely used to test the maximum voltage capacity of IGBT, MOS tube, transistor, diode, electrolytic capacitor, LED, MOV, single way thyristor, rectifier bridge, etc. 2、Built in Battery: Built in 700mAh battery, convenient and effective, the indicator light shows green when fully charged. Can be charged in a timely manner through the Type C interface. 3、Digital Panel: The withstand voltage tester has a digital display panel, which is clear and intuitive, and can be used in daytime, nighttime, or other dim environments. The digital panel enhances usability. 4、Adjustable: This withstand voltage tester allows for flexibility with both output current and output voltage settings that are adjustable to meet specific testing requirements. 5、Input and Output Performance: The tester with input 5V 1A, supporting a maximum current of 550mA. It features an adjustable output current range from 50µA to 5mA and an output voltage DC 50V-3700V, boasting a voltage display accuracy of 0.3%, ensuring accurate measurements. Item Type: Withstand Voltage Tester Material: ABS Adjustable Output Voltage: DC 50V-3700V Voltage Display Accuracy: 0.3% Adjustable Output Current: 50uA-5mA Output Mode: Constant Voltage, Constant Current Output Built in Lithium Polymer Battery: 700mAh (Shipped with Built in Battery) 1 x Withstand Voltage Tester 5 x Clip 2 x Connector 2 x Knob 3 x Connecting Wire 1 x User Manual 2 x Casing