Features: Low-voltage shut down, prevents excessive battery drain; Overload and heat shut down protection with red fault LED indicator; Short-circuit protection, internal fuse helps prevent vehicle electrical system damage; USB port to power additional items and swivel head for connecting convenience. Specifications: Maximum continuous power...100 watts, DC input voltage...11-15V, AC output voltage...105-125V, Fuse...8 amp, Output wave form...Modified sine wave, USB port...5V DC/2.1A. Provided with integral protection against overloads. Take Your Household Power on the Road! Converts Vehicle Power to Household Power 1 AC Outlet; 1 USB Port 2.1 Amp USB: Perfect for Charging Smart Phones & Tablets Cigarette Lighter Accessory Hook-Up Intertek ETL Listed Mark US