CallTou Door Sensor Chime for Door Opens Door Entry Chime 800 FT Range 55 Chimes 5 Adjustable Volume Door Ringer Alert medical alert system easy to operate

easy to operate

even in silent mode can be used as a reminder to open the door

🔔[Long-distance and Anti-interference]:Door Sensor Chime working distance up to 1000ft in open and barrier-free environment

Allows caregivers to free up time for housework while the patient is sleeping and freely monitor movement remotely

CallTou Door Sensor Chime for Door Opens Door Entry Chime 800 FT Range 55 Chimes 5 Adjustable Volume Door Ringer Alert medical alert system easy to operateProduct Description Product up gradationThe upgraded door sensor chime can make each battery use 100,000 times, easy to use 3 5 years, you no longer have to frequently replace the battery Door chimes when door opensThis wireless door chime can be a good reminder for you if you have toddler who try to sneak out of their bed room or help alert you the elderly with dementia who is trying to get out of the house. Wide Working Range: This wireless door