Amazon.com : Bosch ISC-BPR2-W12 Blue Line Gen2 PIR Motion Detector, Provides 40 ft x 40 ft Coverage, High-Impact ABS Plastic, Dynamic Temperature Compensation, Pet Friendly, Self-Locking Enclosure, White : Draft Detector :
Amazon.com : Bosch ISC-BDL2-W12G Blue Line Gen2 TriTech Motion Detector, 40' x 40' Coverage, PIR, Microwave, 10.525 GHz, High-impact ABS plastic, Pet Immunity : Security And Surveillance Products : Electronics