Power up your next pregame, bring convenient appliances on your next road trip, or even turn your car into a mobile office. The CPI890 is a compact 800 watt power inverter that provides 800 watts continuous and 1600 watts peak household power on the go. It converts battery power to a 120v AC household power outlet, allowing you to power up office equipment and household appliances that draw up to 800 watts from your car, truck, RV or boat. It also includes a 2. 4 Amp USB outlet, ideal for using and charging most small video games, tablets, mp3 players, mobile phones, and many more USB powered devices. The unit includes direct-to-battery cables.