Charge your devices simultaneously using this powerful 3.4A charger while driving. It boasts two USB ports, which provide 2.4A and 1A simultaneous charging output. The car charger has a solid design that will seamlessly blend in with your car’s interior. VolTrip-Duo is a perfect companion on roads. Features Super-Fast 3.4A Total Output: The Promate Super-Fast Car Charger with Dual USB Port features a total of 3.4A power output, so your devices can charge quickly while driving and are ready for action when you need them most. The Promate car charger is suitable for use with various devices including from iPhone, Samsung, Sony, Motorola, Huawei and many more and even has plenty of juice for even the largest tablets - ensuring that your smartphone and tablet are kept fully charged wherever you are. USB Ports for Universal Compatibility: Charge any of your compatible devices with your own USB charging cables with the Promate Car Charger. Featuring Two standard USB ports - you can be sure the Promate Car Charger is able to charge a vast array of your mobile devices. Smart IC for Intelligent Charging: Each of the Promate VolTrip-Duo Dual USB ports is powered by Smart IC (Intelligent Charging), that automatically identifies Apple, Android and other devices to maximise charging speed. This ensures your devices receive the correct amount of charge and also allows multiple devices to be connected safely to the 2 port USB Charger.