Digital 12V Alternator Battery Tester - Car Load Tester, Automotive Voltage Checker with LED DisplaySmall size and light weight, convenient to carry, Easy and safe to use, no sparking. 6 LED display, clearly present the alternator and battery state. Two testing clips for safe and easy operation. Suitable for 12V lead acid batteries, hardtop batteries. Multiple functions Alternator state check, Battery state check, Battery overload display. With a good chip inside, not easy to get hot on the surface, suitable for car, motorcycle, etc. Feature: Type: