Lutron MS-B102-WH Maestro 6-Amp 3-Way/Multi-Location Dual Tech Occupancy Sensor Switch, White 6 Amps lighting/4. 4 Amps fan in 3-way and multi-location applications Features XCT Dual Sensing Technology (passive infrared & ultrasound) which detects very fine motion, such as typing at a desk or reading Simple set up allows you to adjust timeout and sensitivity Neutral wire required Coordinating wall plate sold separately