Charge two tablets and two phones simultaneously from almost anywhere in the world 4 Port USB Wall Charger / International USB Charger / Universal USB Wall Charger / Travel Charger / 4 Port USB Charger / Smart IC Technology / High Power 34W 6.8A / White Set up a dedicated charging station for the home or office Deliver the fastest possible power output required for each connected device 34 watts (6.8A) shared between all 4 ports USB Battery Charging Specification 1.2