Plastic Microwave Motion Sensor Automatic Control Switch (White, 10.5 x 10.5 x 5.5 cm)

Walnut Innovations Plastic Microwave Motion Sensor Automatic Control Switch (White, 10.5 x 10.5 x 5.5 cm)

Blackt Electrotech BT31W PIR Sensor Motion Sensor Energy Saving Motion Detector Wall Mounted

Blackt Electrotech: (BT31M1) Microwave/Radar Motion Sensor Occupancy Motion Detector Small Sq Shape 18 Months warrenty (1)