KEEDA&reg; 2-Ports Mini Dual USB 2.1A Car Charger Adapter for iPhone 5 5S 6 Samsung Galaxy S5 S4 (Gold) Input: 12V - 24V Output: 5V / 1~2.1A Mini size & beautiful design Use your existing USB charge/sync cable for charging This adapter plugs into your car's cigarette lighter jack to become a powered USB port