DC 12-24V Car Cigarette Lighter Socket Adapter With 3 USB Port Car Charger

Specifications: Color: Grey Size: As the picture shows Work Voltage: DC 12-24V Output Voltage: DC 5V Output Current: 3100MA   Product features 1. Automatically detect the car battery voltage, and with the screen display. 2. Three USB ports charge, sharing 3100MA current to charge. 3. Suitable for all kinds of record instrument, electronic dog, navigation and other equipment to power. 4. Cigarette lighter hole can be 180 degrees large rotation, easy to operate. 5. Suitable for a variety of brand mobile phone / iPad / navigator / PSP and other electronic equipment charging, also can support Samsung, Apple and other high-current Tablet PC charging.   Instructions: 1. Insert the product into the cigarette lighter hole of the car, the screen shows the current car battery voltage can be used normally. (When the car is not started, less than 12V is abnormal voltage) If the screen does not show, up and down to pull the car charger and turning to exclude bad contact. 2. Plug the end of the USB