Maestro, White, Large Room/Fan Occupancy, Sensor Switch, Single Pole Or 3 Way, For 600W Incandescent, Halogen, ELV Or 450W MLV, Or 360W Compact Fluorescent Light Or LED Or 3A Fan, Occupancy Sensor Switch Automatically Turns Light On & Off, Proprietary Technology Ensures Lights Stay On When The Room Is Occupied, Senses Daylight & Only Turns Lights On When Needed.