How to Use 12V Car Battery Chargers?

The 12V car battery charger features simple operation, is convenient and safe to use and comes with fast charging and has a good maintenance on battery.

Smart Charging. The car battery charger has smart charging and is suitable for home and outdoor use.

Charging Mode, It adopts three-stage charging mode, constant current charging, constant voltage charging, floating charging.

Charging Options. Fast charging/ regular charging/ battery maintenance/ automatic charging.


12V Car Battery Charger Features

  1. Three-stage charging mode. Constant current charging, constant voltage charging, floating charging. Or eight-stage charging mode.
  2. Function Protection. Output short circuit, over temperature, low voltage, high voltage, overload, reverse connection protections.
  3. LED/ LCD lights show charging status.
  4. Battery maintenance and repair circuit effectively extends battery life.
  5. High efficiency, energy saving, light weight and compact size.

Applicable models (12V 10AH-80AH battery)

  • Fast charging (8A) 40-80AH battery
  • Regular charging (4A) 20-40AH battery
  • Battery maintenance (2A) Motorcycle battery (above 6AH)


Usage of 12V Smart Car Battery Charger (Taking 6V/12V Car Battery Charger, 3A/3.5A, 110V/220V Input as an example.)

1. Switch to the mains and enter the standby state. The charging indicator (white) lights two times and power indicator (white) is always on.

2. Battery type selection. 12V battery mode: Press MODE for 1 second to switch (3.5A lead-acid battery, 3.5A AGM battery, 2A lead-acid battery, 2A AGM battery). 6V battery mode: Press MODE for 3 seconds to switch (3.5A lead-acid battery, 2A AGM battery, 12V 2A battery repair).

3. Reverse connection protection. When the positive pole of the battery clip is connected to the negative pole and the negative pole is connected to the positive pole, the warning light (red) flashes.

4. Normal power connection. When the positive pole of the battery clamp is connected to the positive pole, and the negative pole is connected to the negative pole, the charging indicator (white) flashes.

5. Battery full power state. Four charging indicators are always on.