3.7V 4.2V 7.4V 12V 16.8V 12V Lithium Battery Capacity Indicator 1S 2S 3S 5S 6S Power Level Meter LED Display Li-ion Tester
USD 0.68USD 0.89
3.7V 4.2V 7.4V 12V 16.8V 12V Lithium Battery Capacity Indicator 1S 2S 3S 5S 6S Power Level Meter LED Display Li-ion Tester