CAR OUTLET TO USB CHARGER. INPUT: DC 12-24A. OUTPUT: USB = 5V 8.6A; 2-USB5V 2.4A; 2-USB5V 1A. PLASTIC EXTERIOR WITH NON SLIP GRIP BORDER CAR PLUG CHARGER AND 4.5' CORD. 4 REGULAR USB OUT PORTS ON THE CHARGING BOX. REGULAR USB OUT PORT ON THE CAR CHARGING PLUG. 3 PIECE SET INCLUDES CHARGING BOX, CAR PLUG CHARGER AND REMOVABLE MOUNTING CLIP CHARGING BOX PROVIDES SUPERIOR FUNCTIONALITY WITH 2 HIGH SPEED AND 2 REGULAR USB OUTPUT CHARGING PORTS CHARGING PORT DC ADAPTER PLUGS INTO CAR CHARGING PLUG. 2 1/8" L X 5 1/8" W X 1" H