Isolated Ground Tamper-Resistant 15A Duplex Self-Test GFCI Receptacles with SafeLock® Protection, White

Conducts an automatic test every three seconds, ensuring it fts always ready to protect. If the device fails the test, the indicator light flashes to signal that the GFCI should be replaced. It also has our proven SafiveLockandtrade- Protection fiveature: if critical components are damaged and protection is lost, power to the receptacle is disconnected.For detailed Tamper-Resistant receptacle information, visit our Tamper-Resistant Receptacles page.