Motion sensor： can be mounted to the wall/by doorways, when sensor field is crossed, It transmits the signal to caregiver pager within the 500ft.
DAYTECH Indoor Motion Sensor Alarm Caregiver Pager Room Bed Alarm
DAYTECH Wireless Indoor Motion Sensor Alarms, Elderly Care & Dementia Support
DAYTECH Wireless Motion Sensor Alarm Caregiver Pager Elderly Fall Alert System
Indoor Motion Sensor Alarm with Caregiver Pager for Elderly Safety - 150m Range
