Made with Special Ultraviolet Stable Plastic to prevent discoloration Shutter mechanism inside the receptacle blocks access to the contacts unless a two-prong plug is inserted, helping ensure hairpins, keys, etc. , will be locked out Shallow design for maximum wiring room and Break-off plaster ears for best flush alignment Tamper/Weather Resistant Receptacle is ideal in damp or wet locations Double-wipe power contacts for maximum conductivity and plug retention Made with Special Ultraviolet Stable Plastic to prevent discoloration Shutter mechanism inside the receptacle blocks access to the contacts unless a two prong plug is inserted, helping ensure hairpins, keys, etc., will be locked out Shallow design for maximum wiring room and Break off plaster ears for best flush alignment Tamper/Weather Resistant Receptacle is ideal in damp or wet locations Double wipe power contacts for maximum conductivity and plug retention