ITEM NAME:12V Dual USB Car Motorcycle Cigarette Lighter Power Socket Adapter Plug Outlet Product Description Description: Features: Fits in a 1-1/8" hole Environmentally energy-saving Has the LED indicator. Rapid charging for mobile phone, GPS and so on. IC chip inside prevents overcharging and short circuit. Over-current, over-voltage, over-load and over-temperature protection. The intelligent control will prolong the cycle life of the battery. Specifications: Input: DC12V-24V Output: 5V-1A/ 2.1A High working efficiency:Â ï ¼Å¾85% Size: 4.3*3.7 cm/1.69*1.45 inch Diameter: 2.9cm/1.14 inch Power requirements for GPS charger: 5 volts, 0.5 amps, 2.5 Watts Power requirements for iPhone Charger: 5 volts, 1.0 amps, 5 Watts Power requirements for iPad Charger: 5 volts, 2.1 amps, 12 watts Material: Plastic How to use: With openings for first, open a hole of about 3 cm in diameter, and then put the charger in the hole, then use tighten screw ring. Included: 1 x Socket Charger 2 x Screw.Has the LED indicator. IC chip inside prevents overcharging and short circuit. Fits in a 1-1/8" hole. Warranty Service. Output: 5V-1A/ 2.1A. Input: DC12V-24V.