TN311 HEAVY-DUTY 24-HOUR INDOOR MECHANICAL PLUG-IN TIMER INTERMATICThe TN311 Series provides a quick and easy way to automate ON OFF schedules and plugs directly into standard wall outlets. 3 ON 3 OFF settings per day with removable trippers, more ON OFF events with addition of extra trippers Minimum 30 min ON OFF time Grounded receptacle and 3 prong plug Plugs directly into wall outlet Usage Environments Indoor Operation Mode 24 hour Mechanism Type Analog Mechanical Number of Plugs 1 Ballast Fluorescent 15 A, 125