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6.95 6.95 6.95 USD


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Quantity on Hand : 10
Skill Level : Kit - Basic Soldering Required

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Terms and Conditions

Description: This small circuit is of great value to check you car battery status.


  • easy to build in
  • only 2 wires to connect (connect after ignition)
  • uses multi colour 3mm LED
    • green: battery OK
    • Slow pulsing (green): battery OK or charging
    • red: battery voltage is low
    • red blinking: battery is being overcharged
  • includes: board to wire connector
  • dimensions: 30x20mm / 1.18 x 0.78" (board)
  • Voltage thresholds are (+/- 2%):
    • RED: 5-10.9V battery low
    • GREEN: 11 - 13.2V battery OK
    • GREEN GLOW: 13.3 - 17.7V battery charging
    • RED BLINK: 15.8 + battery NG or overcharging
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