Charge your smartphone tablet sat nav or any other usb device simultaneously with the triple 5v 51a travel car charger from veho the veho vaa 010 works with standard 12 18v vehicle sockets and has 3 separate usb ports 1 x 21a 1 x 20a 1 x 10a meaning that not only can you charge more than one device at the same time but the 21a output will safely charge up your smartphone device quicker than any standard usb travel charger as well as smartphones the powerful output from the veho v