Kohler enCUBE1.8 Rechargeable Power Supply 1800 Watts Fuel-free portable power for indoors or on the go Safe, silent design - with no engine, is a quiet, clean power source with zero emissions Battery inverter technology powers 120V, 12V and 5V items such as laptop, TV, cell phone, refrigerator and more Charges from a 120V wall outlet or optional solar panel(s.) built-in wheels and telescoping handle for easy portability Digital display shows input, output, runtime and battery status