Say goodbye to the clumsy shape and innovative ultra-thin design concept, which makes our gfci sockets a good choice. The ultra-thin design not only saves space, but also makes installation more convenient. decora devices and wall plates, Compatible with all electrical boxes, decora devices and wall plates Safe electrical GFCI outlet tester with TEST and RESET buttons and LED Indicator is designed to meet local and national electrical codes Tamper-resistant shutter system prevents young children from inserting unwanted objects into the outlets Weather Resistant (WR) GFI is constructed with advanced UV stabilized engineering to provide superior corrosion, temperature, and UV resistance, preventing from discoloration and aging, Compatible with all electrical boxes, decora devices and wall plates GFCI regularly conducts an automatic internal test to confirm that it can respond to a ground fault, provides continuous ground fault protection. self-test frequency of 3 hours. Break the circuit in just 0.025 seconds when ground fault occurrence in the circuit ThunderWay GFCI Outlet 15 Amp, LED Indicator, Tamper-Resistant, Weather Resistant Receptacle Indoor or Outdoor Use, Ground Fault Circuit Interrupter, Wallplate Included, ETL Listed, White, 1 Pack