Spring-Wound Timer, Timing Range 0 to 12 hr, Contact Form SPDT, HP @ 120V 1 hp, HP @ 240V 2 hp, Max. Amps @ 125VAC 20 A, Max. Amps @ 250VAC 10 A, Max. Amps @ 277VAC 10 A, Number of Gangs 1, Hold Feature Yes, Faceplate Color Silver, Knob Plastic, Standards CSA Certified (LR3730), UL Listed (E76987)