This is a quick, convenient, easy-to-use device. It shows at a glance the remaining capacity (displays both percentage and voltage) in your battery pack, cell balance, and other information you need to get the best performance and reliability from your batteries. 

Size: 83x25 mm
2~7 cells Li-Ion / Li-Poly/ LiFE
4~7 cells NiCad / NiMH
Shows: Cell Voltages & Remaining Capacity with Li Chemistry CellS