Anker PowerPort 6 Full speed charging for all of your devices Fast Charging Technology Exclusive to Anker, PowerIQ and Voltage Boost combine to ensure the fastest possible charge speed (Qualcomm Quick Charge 2.0 not supported. For QC 2.0 charging, please see Anker's 18W USB Wall Charger). Ultra Powerful Six ports pump out 60 watts of power, enabling simultaneous multi-device charging. High Efficiency Awarded the highest energy efficiency rating (DOE 6) by the US Dept. of Energy. Super Compact The Anker PowerPort 6 is one of the most compact multi-port USB chargers on the market. MultiProtect Safety System Surge protection, temperature control and more advanced safety features keep you and your devices safe. UL Certified Built with industry grade materials and premium circuitry, this product meets the rigorous safety standards of Underwriters Laboratories. For Optimal Use: - Use your original cable or a third-party certified one (such as MFi). - Compatible with iPhones and iPads, Android smartphones and tablets (including the Nexus 7), the new 12" MacBook (via USB-C cable) and other USB-charged devices except for the iPod nano, iPod Classic, iPod Shuffle, HP TouchPad, Dell Venue 11 Pro and Asus tablets Note: If a port isn't working properly, it may be because your device has triggered the protective internal safety switch. In order to reset the switch, unplug all cables (including power cable) for five minutes and retry.