Universal charger for liuthium battery, Vin:100-240Vac, charging current:0. ... 4A,5A optional Product Name: Universal charger for liuthium battery Product Feature:- Input voltage: AC100-240V, 50/60Hz ... Ouput over-volatge protection, output short-circuit protection, reverse-battery protection- Hi-pot test: AC3000V, less than 0. ... 4V, 12.6V,16.8V, 21V, 25.2V battery pack charger. The MOQ each is 500 units. ...