Belkin 1-Outlet Surge Protector with USB Port (1 AMP / 5 Watt) 900 Joule energy rating provides superior power protection for all your sensitive home office devices Wall-mountable for extra outlets without extra cords, Powered USB Port (1 AMP). Surge Protection Indicator lets you know your equipment is secure and protected. Not-Grounded Indicator warns you when your outlet is not properly grounded. Lifetime Limited Warranty, $25,000 Connected Equipment Warranty.