Suitable for 12V lead acid batteries, hardtop batteries, discharge batteries and maintenance free batteries heavy duty insulated clamps. Easy and safe to use, no sparking. With a good chip inside, not easy to get hot on the surface.

Feature: 

1. Alternator state check.
2. Battery state check.
3. Battery overload display.
4.  6-LED display, clearly present the alternator and battery state.
5. Two testing clips for safe and easy operation.
6. Small size and light weight, convenient to carry.
7. Fit for car, motorcycle, etc

6 LED Lights:
Alternator state check:
First light (red): Fault
Second light (green): Good
Third light (green): Full
Battery state check:
First light (yellow): Middle
Second light (red): Low
Third light (green): OK

Specification:
LED quantity: 6 (2 red, 3 green and 1 yellow)
Material of wire: 0.06square millimeter copper
Max. voltage and current: 12V 15A
Length of wire: 25cm / 9.84in
Battery tester size: 12 * 5.2 * 1.8cm / 4.7 * 2 * 0.7in
Features: Portable
Functions: Improve driving safety
Material : Plastic, Copper Color : Gray
Package List: 1 x  12V Digital Battery Alternator Tester