Optimus travel charger 4xUsb Smart IC:48w (5v-2.4a) Product SKU:2226 Model:ZX-4U03 AC input:100-240v, 50-60Hz Usb output 1:12w (5v-2.4a) Usb output 2:12w (5v-2.4a) Usb output 3:12w (5v-2.4a) Usb output 4:12w (5v-2.4a) Color:White Size:95x48x28mm Weight:0.118kg Small volume, light weight Protections: short circuit, over load, over current Compatible with most cell phones, smartphones and tablets