ORICO DCX-4U compatible with IPHONE IPAD HTC phones Samsung Galaxy Tab Samsung Galaxy Phone Samsung Galaxy Note Blackberry MP3 players Digital Camera & other USB devices - Foldable design with Auto Recognize the device and giver the Amps needed. - Use your existing USB charging cables to charge most USB powered devices. - Easy-to-see LED confirms whether USB charger is properly connected - AC input: AC 100-240V 0.8A 50-60Hz ​- DC output: 5V USB output: 2 x 2.4A 2 x 1.5A - Highest Power rating at 40W / 7.8 Amps output at least twice the power of any other four port charger. - Compact Design make it easy to carry on travel. - Sophisticated circuit design with over-heated over-current over-charging protection. - Charging will be automatically stop when battery is full.