Mobile power for RVs and boats. By plugging this versatile inverter into a 12-volt lighter socket or by connecting directly to the battery, you can turn your vehicle into a mobile office, or have power to run entertainment electronics. By plugging this versatile inverter into a 12-volt lighter socket or by connecting directly to the battery, you can turn your vehicle into a mobile office, or have power to run entertainment electronics like popular handheld games or TVs. In addition, Xantrex power inverters automatically sense low battery voltage so you never have to worry about a depleted battery. Ideal for damp and humid environments, the XPower 450 is specifically engineered to provide corrosion resistance and short-circuit protection.