BESULEN 0.8V-100V Car Smart Automotive Test Light, DC Heavy Duty Digital LED Circuit Voltage Tester LCD Backlight Display Dual Color Polarity Indicate Light, Auto Battery Electric Test Pen - BESULEN-Pen

• 【High Quality Material】: Adopting high-quality antioxidant metal probes, it is wear-resistant, durable, and has a long lifespan, suitable for various types of automotive circuit testing. 【Practical Function】: It can automatically detect AC voltage, DC voltage, resistance, on/off, etc. in real-time, and maintain data. You can easily use it to find car circuit faults, such as searching for fuses, conducting routine circuit checks, and conducting troubleshooting for constant power or ACC. 【Wide Application】:The use of this product is very simple, you can operate it with one hand. Allow quick testing of car headlights, taillights, turn signal circuits, fuse connections, faulty sockets, and other 0.8-100V DC wiring and circuits. 【LCD&LED】: Equipped with a high-definition LCD backlight display screen, you can measure in various environments. In dark environments, this product also provides LED lighting function. 【Notice】: The rear cover of this product is equipped with a detachable battery compartment, which is convenient for you to replace the battery. However, this product is not equipped with a battery, and you can prepare the corresponding model of battery yourself. We will reply to any doubts you may have within 24 hours.