... ,8.4,12.6,16.8V,21V,25.2V li-ion battery pack. Product Name: Univesal charger for li-ion battery pack Product Feature:- Input ... )- Full charing voltage: 4.2V,8.4V,12.6V,16.8V,21V,25.2V optional- Charging state indicator: Red - on charging ... We also provide 4.2V, 8.4V, 12.6V,16.8V, 21V, 25.2V battery pack charger. The MOQ each is ...