Singpad 40W 5-Port USB Family-sized Desktop USB Charger / Multiport USB Travel Charger / High Power Wall Charging Station for iPhone; iPad; Samsung Galaxy; Google Nexus; Motorola; HTC One; LG; Nokia Lumia; External Battery Packs;Most Other 5V USB-Charged Devices (White) Smart Charging Technology: Detects your device to deliver its fastest possible charge speed up to 2.4 amps per port or 8 amps overall Perfect for International Travel- AC 110-220V input voltag,Rapid Charger- Charge your power hungry devices at full speed with 40watts and 8A total output High Speed Charging for Apple iPad Air, iPad 5, iPad 4, New iPad 3, iPad 2 / Apple iPhone 6, iPhone 6 Plus, iPhone 5s, iPhone 5c, iPhone 5, iPhone 4s, iPhone 4, iPhone 3Gs / Apple iPod Nano / iPad Mini and iPad Mini with Retina Display High Speed Charging for Samsung Galaxy Tab, Samsung S2, S3, S4, S5, Amazon Kindle, Kindle Fire, HD, HDX, Nook, Google Nexus 4, 5, 7, 10, and many tablet and mobile devices, except Asus Transformer Overcharge protection Charges safely, without risk of overheating or damaging devices.