1:Input voltage: DC12V 2:Output voltage: 5.0 + / - 0.2 V 3.Output current: 1A 12-24V DC UNIVERSAL USB CAR CHARGER ... devices4, Compatible with all car cigarette lighters. FeaturesCompatibilityUSB 1USB 21, 12-24V input2, USB*2 output3, 3 ID resistorsiPhone/iPad/Samsung ... with import and export licences. We hold 2 factories.1, Factory 1 is in charge of CAR CHARGER,USB DVD ROM/RW ...