Digital 12 VOLT Plug-In Battery Tester and Charging System Monitor
This handy little device can plug into any cigarette lighter of a 6, 12 volt or 24 volt vehicle and read the voltage as well as letting you know how sulfated your battery is. The Digital Battery Tester can be left on when the vehicle is running to monitor alternator condition.
- Reads battery condition and life
- Works on both 12 Volt and 24 Volt systems
- Tests charging system/alternator
- Monitors voltage drop and shorts
- Small compact size and light weight