Prime PB002124 6-Outlet 750-Joule Surge Strip with 3-Feet Cordm, White 15-Amp 1875-Watt White Converts a standard outlet into 6 surge protected outlets 750-Joule of protection. Auto-shutdown - when surge protector absorbs potentially damaging current, this feature shuts power down at the wall, preventing power from passing through the surge protector to the connected equipment.