Description of Legrand Seymour 1597TRI3PKCC4 Tamper Resistant Self Test
Conducts an automatic test every three seconds. If the device fails the test, the indicator light flashes to signal that the GFCI should be replaced. It also has our proven SafeLock Protection feature: if critical components are damaged and protection is lost, power to the receptacle is disconnected. Total Outlet: 2.