Multifunctional battery teer 12V for automotive repair industry testing, equipped with LED reverse display screen, electrical tools

Function:
1. Specifically designed for testing the voltage of 12V batteries or the voltage of charging systems.
2. Equipped with an LED display and LED battery status indicator lights.
3. Rubber body with crocodile clip connection.
4. Features reverse connection alarm and overvoltage protection functions. 
Explanation:
1. Connect the instrument battery clip correctly to the battery terminals. The red clip is connected to the positive terminal "+" and the black clip is connected to the negative terminal "-". If the connection is reversed, the LED display will not show any information, the PEVERSC indicator light will be on and an alarm will be triggered.
2. After correct connection, the LED display will show the real-time voltage of the tested battery, and the LEDs will light up to indicate the battery status.
3. When testing the  charging system, keep the and battery terminals correctly connected, then start the . The output voltage will be displayed on the LED display, and the right LED indicator light will be on, indicating the status. 
Packaging: (Without battery)
1* Battery Testing