4S 12V Lead Acid LiFePO4 Battery BMS Packs Capacity Level LED Indicator Tester
3,39 €
Application: 12V Lead Acid or 4S LiFePO4 Battery. press the key, the capacity indicator will light up, power consumption about 30mA. 1 PCS x Battery Capacity indicator board. 2, loose the key, the indicator will turn off about 3~5 second later, no power consumption.
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