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Motion Sensor Door Chime for Business, Outdoor Doorbell Kit Wireless Driveway Alert: Infrared Motion Sensor Chime with 1 Plug-in Receiver and 1 PIR Motion Sensor Detector Alert - LED Indicators

Wireless Motion Sensor Door Chime: Business Entry Doorbell Indoor Motion Detector Buzzer (500Ft Range, 32 Tunes, 5 Level Volume) Store Entrance Alert Bell Bed Alarm for Elderly Dementia Patients