Cobra CPI 200 CH 200 Watt 12 Volt DC to 120 Volt AC Power Inverter Grounded AC outlet - Convert vehicle battery power to AC household power USB port - Charge iPod, Blackberry, mobile phones, and many other USB devices Cup-holder design - Fits conveniently in vehicle cup holders 200 Watts continuous power - 400 Watts peak power Grounded AC outlet - Convert vehicle battery power to AC household power USB port - Charge iPod, Blackberry, mobile phones, and many other USB devices Cup-holder design - Fits conveniently in vehicle cup holders