Battery Monitor #3721


Brand New - window display unit, not in original packaging


Locator 2005

Innova Battery Monitor #3721

  • The Innova 3721 Battery and Charging System Monitor is designed to give you peace of mind while driving your vehicle. Easily see when there is an issue with your vehicle’s charging system.

    Simple to Use:

    Easily plugs into your vehicle’s cigarette lighter or power receptacle to monitor battery and charging system voltage.

    Coverage for Today’s Vehicles:

    Designed for 12-volt negative ground systems.

    Easy to Read All in One Digital Display:

    LCD displays measured voltage with a bar graph to indicate battery charge level.


    Quickly identify the battery’s charge status.


    Angle the screen and head for easier viewing.