- Designed for 12-volt negative ground systems
- LCD displays measured voltage with a bar graph to indicate battery charge level
- Color-coded LEDs quickly identify battery's charge status
- Head pivots for easy viewing, angle adjustment
Equus 3721 Battery and Charging System Monitor Features
- Easily plugs into a cigarette lighter or power receptacle
- Protects the engine computer and 12-volt accessories from surges
- Designed for 12-volt negative ground systems
- Displays the condition of the battery and charging system










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