6 surge protected standard US power outlets with 2100 Joules of protection Built-in EMI/RFI Filter. 2-in-1 power / circuit breaker switch. UL/cUL Rated Featuring a unique and easy to use built-in clamping system for attaching the unit to desks, tables, shelves, and workbenches. Perfect for a garage, computer lab, office, etc. Elegant dark grey design to match professional business products. Two outlets have extra-wide spacing for large 'wall wart' power adapter bricks Built-in 2-port 10.5W (2.1A shared) USB power. No need to have separate wall warts wasting AC outlets