BlueFit 2-Port USB Wall Charger Adaptor with Foldable Plug The small 12W(2.4A) USB wall charger with two hi-speed USB ports(up to 2.4A max) to charge your devices. (five times faster than a computer USB port). Smart technology intelligently detects the input current of the connected devices to maximize both compatibility and charging speed. Premium Performance: High-grade materials, strict quality control testing and multiple protections against surges and short circuits ensure complete safety for you and your device. Compatible with iOS / Android / Windows smartphones, tablets and most USB powered devices Foldable plug in a small body, AC 110 - 240 Worldwide Compatibility make this item perfect for travelling.