With the ednet usb car charger you are best equipped for charging your mobile devices in your car on the go up to 3 devices can be charged at the same time due to its output power of 51a 1a 2a 21a even 2 tablets can be charged quickly at the same time thank to its small housing the ednet usb car charger need less space so that it can be allpied in each car caravan etc 3 usb ports for charging up 3 mobile devices at the same time output 5v51a 1a 2a 21a input dc 12 18v pow