Harness your vehicle s battery to efficiently power office equipment on the road or power tools at a work site. Continuously supplies up to 1250 watts of 120V AC power to 2 AC outlets from any 12V battery or automotive DC source. Ideal for power tools pumps fans desktop computer systems laptops portable electronics battery chargers for cell phones pagers notepads and games full size TV-VCR & stereo systems camcorders lighting and other AC applications under 1250 watts continuous / 2500 watts peak.