Black & Decker Electromate POWER 500 Emergency Power Source With 6 AC Outlets And 2 USB Ports BPS500B 6 120v AC outlets, 2 USB ports - Powers Up To 8 Items At Once AUTO ON Power Supply - Power Goes Out, Unit Turns On Power Usage Meter - Always know how much power youre using Up to 8 Hours Runtime with Small Office Combination of Products Power A Wide Variety Of Products From Laptops To Aquariums