Automatically senses hot wire-to-ground faults and shuts off the power. Auto-monitoring function provides periodic automatic testing of GFCI. Indicates an alert when the self-test detects that GFCI protection might be compromised. Single-pole Automatically senses hot wire-to-ground faults and shuts off the power Auto-monitoring function provides periodic automatic testing of GFCI Indicates an alert when the self-test detects that GFCI protection might be compromised. Specifications Voltage Rating: 120/240 VAC Amperage Rating: 15A Interrupt Rating: 10 kA/C.