ITEM NAME:3S 18650 Li-ion Lithium Battery Charger Protection PCB Board 11.1V 12.6V 25A img *{margin:0;padding:0;.Material: PCB Board. -For battery capacity of various combinations of various shapes of 10.8V 11.1V 12V 12.6V lithium batteries, also can be used for 3 Series. Color may be slightly different since different monitor.