The RCA Portable Power 2 USB Charger is the perfect USB adapter for home and travel. It has 2 USB inputs at 2.1 amp and can charge 2 devices at once. With full speed charging you can charge a tablet PC with ease and quickness. Just plug in your USB cable (not included) and you're charging. It's optimized for iPad (2.1 amps) and has a protective cap for travel.