... ,KC certificates 4,Output over voltage protection 5,Overload protection USB Charger for iPhone Feature1, Output: 5V 1A2, Material: 100% ... XX is the voltage.E.g.: 4.7V, 5V, 9V, 12V, 13.8V, 15V, 18V, 24V, 36V is commonly used.2 ... wall mount adapter, LED adapter(LED driver), security adapter, USB car charger, wired car charger, battery charger, power supply, switching power supply. USB Charger for iPhone