It is 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 and Off, Proprietary Technology Ensures Lights Stay On When The Room Is Occupied, Senses Daylight and Only Turns Lights On When Needed.