Universal Stopper Cover, Indoor, Outdoor, Color Clear/Blue, Material Polycarbonate, Mounting Surface, Width 5-7/16 In., Depth 2-21/32 In., Height 8-5/32 In., For Use With Dual Action Pull Stations, Keypads for Entry Systems, Intercom Stations, Emergency Buttons, Electrical Light Switches, Duplex Plugs, Etc., Operating Temp. -40 Degrees to 250 Degrees F, Rating IP56, Standards UL/cUL Listed, ADA