ID1051B Features High performance two standard USB ports Equipped with a standard US plug， easy to use Simply connects with a USB cable to charge your iPad， iPhone， Samsung， cell phones， tablet PCs and other digital devices Helps you to solve the low power problem for your devices at home or in a hotel Features colorful LED flashing effect while charging Compact size and lightweight for ease of carrying General Specs Plug Standard US plug USB Port 2 x USB2.0 Input AC100-240V 50/60Hz Output DC 5V 2100mA Compatibility iPhone， iPad， iPod， Samsung， tablet PC， etc Package Details Weight: 27.82 g Size: 3.5*3*2.9 cm