Weelpower 25W 5A 4 Port USB Wall Travel Charger Desktop Charging Station with iSmart Charging Technology(Blue) Notice:The USB ports is a bit tight,maybe it's a bit difficult to get the USB plug into the ports or get the cord out, but the quality is verifiedIt doesn't affect the use of this product. Smart Charing: ismart Technology with TI chip inside intelligently detects the input current of the connected devices to maximize charging speed up to 2.1A or 1.0A each port Safe: FCC and RoHs certified.We have past EMC test,this means you can paly the device when it is charging,and do not cause any influence.Made by Flame-retardant materials.The surge and short circuit prevention protection keep your device and yourself safe. Smart wall charger: recognizes the electronic device and maximizes charging efficiency. Charge faster and save time. What You Get: WEELPOWER 25W 4-port desktop charger, 3.3ft Quick Charge AC Cable, 18-month warranty and friendly customer service.