The Intermatic C8865 is a 1hour, short range cycle timer. This model repeats cycling for applications where a 1hour ON time is required, such as process equipment, fogging equipment, spraying equipment, ventilating fans, livestock and poultry feeders. The cycle timer dial completes one revolution every hour and provides tripper actuating time of 30 seconds. The time switch is powered by 125 VAC, 60 Hz power supply.