AVANTEK Saguaro 3-Port 4.1A USB Car Charger for Cell Phones, iPhones, iPads, Tablet Computers, MP3 Players & GPS's Input: DC 12V Output: USB port x 3, DC 5V / 4.1A (maximum) USB1: 2.1A USB2: 1.0A USB3: 1.0A Dimensions: 3.6 x 2.3 x 0.5 in / 92 x 58 x 13 mm Weight: 0.8 oz / 23 g