Features EASY OPERATION: The withstand voltage tester has a compact structure, with an adjustment button, convenient operation and has a wide range of applications. WIDE APPLICATION: Widely used to test the maximum voltage capacity of MOS, triode, IGBT and diode, checking capacitor voltage and varistor, LED backlight and lamp board test, etc. DIGITAL PANEL: The withstand voltage tester has a digital display panel, clear and intuitive, and can be used during day, night or in other dark environments. CURRENT SCALE: When testing MOS tube, transistor and diode, adjust the current to the minimum scale of 0.22mA, when testing the LED backlight board, adjust it to the maximum of 3.8mAh. BUILT-IN BATTERY: The voltage capacity tester is equipped with a 660mAh large-capacity rechargeable lithium battery, which can be charged in a timely manner through the Type-C interface. Specification: Item Type: Withstand Voltage Tester Material: ABS Output voltage: 120V-2700V Output current: 0.2-3.8 mA Battery: 1 x 660mAh 3.7V rechargeable lithium battery (built-in battery) Charging interface: Type C Package list: 1 x Resistance Voltage Tester Package List 1 x Withstand Voltage Tester