DongCoh 6.8A/34W 4-ports USB Compact High Output Car Chargers for iPhone 6 5S 4S, iPad 4,iPad mini, Samsung Galaxy S4 S3 S5,GPS and Digital Devices BLACK 4-USB port design, high speed charge total max up to 6.8 amps,amp-adjustment technology intelligently identifies your device to safe charging of multiple devices at the same time. Certified by RoHS, CE & FCC,Protects devices and chargers from overheated and over-currents, over charging and short circuit.Charging will be automatically stop when battery is full, protect you and your device. With the confirm connection by LED Indicator Light,easy and convenient. Detects your device to deliver its fastest possible,Input: DC12/24V;Output: DC5V-6.8A(Max);USB Port: 4 Port DC5V.compatible with most vehicles. This product is sold exclusively by DongCoh Only buy from DongCoh to get genuine DongCoh products with excellant warranty.We pursue ultimate perfection in product quality and customer service.