100W Cup Holder Inverter Built-in over-current, over-temperature and surge protection Includes a USB port and a PPS port to charge digital devices such as PDAs, MP3 players, mobile phones, and others. The PPS requires the use of the Targus Universal Auto/Dual Digital Device Adapter (APP2001US) Includes 1 AC plug (grounded) that supplies 120V, with 100W of continuous power and 150W of peak power Power up or charge up to 3 devices at the same time Fits into most standard cup holders