Lightweight Voltage Capacity Indicator Tester for 2S 3S 4S LiPo Batteries
ab 5,48 €
Lithium-ion lithium battery power indicator. 1 battery indicator. Release your finger, the LED light will go off, the light board wire will be broken, and no current will. When the LED is on, the line current of the light board is about 30mA.
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