3721 Battery and Charging System Monitor

The INNOVA Battery and Charging System Monitor displays the condition of your battery and charging system instantly. It protects the engine computer and 12-volt accessories from damaging surges when jump starting or recharging. Easily plugs into the vehicle's cigarette lighter or power receptacle to monitor battery and charging system voltage. The LCD screen displays the measured voltage with a bar graph to indicate battery charge level and the color-coded LEDs quickly identify the battery's charge status. The head pivots for easy viewing and angle adjustment.

  • Easily plugs into vehicle’s cigarette lighter or power receptacle to monitor battery and charging system voltage
  • 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 and angle adjustment

Item Specification

  • Power Source Corded Electric
    Minimum Operating Voltage 12 volts
    Measurement Type Voltmeter
    Compatible Devices Vehicles with 12-volt negative ground systems
    Style Name 12-volt
    Color Limited Edition
    Item Weight 3.2 ounces
    Item Dimensions 10 x 1 x 6.5 inches
    Model 3721
    Unit Count 1 Count
    Number of Items 1
    Warranty Description 1 year limited
    Global Trade Identification Number 00042173037216
    Part Number 3721
    Style 12-volt
 
Dimensions Shipping Returns Additional Info
  • Product Dimensions: 6.5 inches x 10.0 inches x 1.0 inches. Weight: 3.2 oz
  • Fast shipping is very important for us.

    Our standard shipping service is FREE.

    Your order will be shipped within 1-3 business days upon full payment received.

    Most items are delivered within 3-5 business days, however, please allow 3-10 business days.

    We are shipping only to USA.
  • We offer a 30 day return policy from checkout winning date.

    Your satisfaction is guaranteed! If for any reason you are unhappy with your item, just return it within 30 days for a full refund, minus shipping cost. Please contact us prior to initiating a return so that we can issue you a refund authorization.


    Return shipping fees are not refundable.

    We reserve the right to decline any returns if the above guidelines are not followed.


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