Get rid of your messy cigarette lighter car chargers, and fit something more permanent and better looking. This 2 port USB charger has one port with 1.0A for charging smaller USB devices, and the 2nd port can deliver 2.1A for charging your Smartphone or Tablet. Input power compatible with 12V and 24V battery systems, with connection via 6.3mm spade terminals.* Supplied with panel mount, under dash bracket, and a surface mount "hood"Dimensions:• 2port USB Charger: 36(Dia) x 50(D)mm• Panel mount: 60(W) x 42(H)mm• Under dash bracket: 58(W) x 51(H) x 15(D)mm• Surface mount hood: 55(W) x 80(L) x 50(H)mm