Anker 24W 2-Port UK/EU/US Plug USB Wall Charger with PowerIQ Technology for iPhone, iPad, Samsung, Nexus, HTC, Laptops and More Anker 24W 2-Port USB Wall ChargerMax-speed dual device charging. From ANKER, America's Leading USB Charging Brand - Faster and safer charging with our advanced technology - 10 million+ happy users and counting Fast Charging Technology Exclusive to Anker, PowerIQ, and voltage boost combine to ensure the faster possible charge speed. Ultra Powerful The category-high output of 24 watts through two ports allows you to simultaneously charge two tablets at full speed. High Efficiency Awarded the high energy efficiency rating (DOE 6) by the U.S. Dept. of Energy.Super Compact The Anker 24W 2-Port USB Wall Charger is one of the most compact dual-port USB chargers on the market, allowing for easy use on the go. MultiProtect Safety System Surge protection, temperature control, and more advanced safety features keep you and your devices safe. For Optimal Use: - Use your original cable or a third-party certified one (such as MFi). - Compatible with the new 12" MacBook, Apple and Android smartphones, tablets (including the Nexus 7) and other USB-charged devices except for the iPod nano, iPod Classic, iPod Shuffle, HP TouchPad and Asus tablets. - We recommend charging your MacBook while it's turned off or in sleep mode (5-hour recharge time).