kinrguiyuez Car Circuit Test Pen

Ensure the efficiency of your car's electrical systems with the Voltage Tester! Allows easy testing, with built-in short circuit protection. Suitable for multiple usage scenarios. Specification: Name: Car Circuit Test Pen Color: Red/Blue/Black Operating Voltage: 6-24V DC Product Size: about 13.5 feet /4.1m (cable length) Overload Protection: 8A (When the current exceeds 8A, the item will automatically disconnect the current) Operating Instructions: Unfold the cable of the unit Clamp the red clamp to the straight polarity terminal of the vehicle battery Clamp the black clamp to the subtractive polarity terminal of the vehicle battery Packing List: 1* Voltage Tester Pen 2* Instruction Manual