The Duracell pocket inverter 100 transforms 12-volt DC battery power from a vehicle into up to 100 Watts of usable AC and USB electricity. This ultra-portable adapter includes a three-prong household AC outlet and a fast 2.1 amp USB charge port, allowing users to operate a wide range of popular mobile devices. The pocket inverter 100 is able to simultaneously run and recharge both an AC and USB device at once, including laptops, netbooks, iPads/tablet PCs, e-readers, smartphones and many other devices, putting a portable powerhouse into the palm of your hand. The Duracell pocket inverter 100 is perfect for any application from mobile computing to travel and recreation. Its sleek, compact case size stores easily in a laptop bag, vehicle console or glove box, and its advanced cooling technology ensures a perceived noise level that is up to 50 percentage quieter.