CallToU When Entering Door Sensor Chime with 1000Ft Range 55 Chimes 5 Volume Levels Adjustable Number Display caregiver pager I bought these caregiver pagers

I bought these caregiver pagers for my father who had leg surgery

You can personalize the motion alarm with 5 unique ringtones and 5 volume levels (0-110dB)

so that you can realize exactly which door is triggered

Longe Range & All-Day Use – With a outdoor 1000ft /indoor 500ft transmission range

CallToU When Entering Door Sensor Chime with 1000Ft Range 55 Chimes 5 Volume Levels Adjustable Number Display caregiver pager I bought these caregiver pagersProduct Description Wireless & Easy Installation: Wireless door chime helps you save the trouble of wire installation. Just need to plug in the receiver and stick the wireless door sensor on the door window you want and set different ringtones to know which door is opened when entering. Protect the Safety of Your Family: If you have elderly with dementia, the door open chime can protect your aged parents from going out without your knowledge. If you