About this item 1080 Joule surge protection energy rating 4-outlet wall mount surge protector 4 timer controlled outlets can be programmed to turn on or off throughout the day; Note: timer settings affect all 4 outlets (outlets cannot be programmed independently) Designed to fit a 2-outlet configuration. Center screw firmly mounts unit on the wall, or can be removed by gently lifting off the red washer on the back of the unit