... DC 2.8-8.7V 250mA 4 in 1 USB Universal Charger for Car and Li-ion batterySpecifications:1 ApplicationLithium ion ... with short-circuit protection, over current protection, over-voltage protection, overload protection, constant pressure function, ect.2 Small volume, light ... and long lifeWe supply all kinds of mobile phone charger, universal charger, for more information, please don’t hesitate to contact ...