1S 2S 3S 4S 5S 4.2V-21V Lithium Battery Li-po Li-ion Capacity Indicator Board Power Display Charging Charge LED Tester
USD 0.73USD 1.12
1S 2S 3S 4S 5S 4.2V-21V Lithium Battery Li-po Li-ion Capacity Indicator Board Power Display Charging Charge LED Tester