The elderly help button SOS pager emergency help alarm home wireless waterproof multi-zone digital display doorbell 55 ringtones

The elderly help button SOS pager emergency help alarm home wireless waterproof multi-zone digital display doorbell 55 ringtones.Two SOS button transmitter and one music ring reminder receiver. It is applicable to the one button call of the elderly, the emergency call of patients and children, the call of pregnant women for help, etc. The following is an illustration of the appearance of the M15S wireless doorbell, with the same functions.

Product Description

• 【Wireless Doorbell Battery Powered & Easy To Install】The receiver is powered by 1 batteries (included), does not occupy a socket, can be installed wherever you want to install, easy to install. Comes with 3M double-sided stickers and receiver tiles. You can stick it on the wall or wherever you want
• 【Waterproof Battery Powered Doorbell Button】The transmitter has a waterproof rating of IP55, which is higher than that of ordinary doorbells. Operating between -4 °F and 140 °F, its sturdy structure allows the doorbell to work even in the harshest weather conditions
• 【Long Wireless Range】The operating range in open areas can be up to 1000ft. Whether you sleep in the bedroom, cook in the kitchen or read in the garden, you will not miss any visitors! It can be widely used in homes, offices, classrooms, apartments, factories and other places
• 【Memory Function】The doorbell chime remembers your last melody and volume level after a power outage; no need to reset to your previous settings. This makes it extremely convenient and bring you the better user experience
• 【55 Melodies And 5 Adjustable Volume & Loud Sound】5 levels of adjustable volume from 0db to 110db and 4 practical ringtones. Press the OFF button on the receiver to stop ringing. Sufficiently loud sound and bright indicator light help to alert the hearing impaired
• Wireless Doorbell Battery Powered:Driven by 3 AAA batteries (included), the receiver doesn't occupy a power socket and can be installed in seconds. It saves you
  from the trouble caused by power outages and remembers your settings even when replacing batteries
• Long Operating Distance:1000 ft ultral long wireless range, will not interfere with other
  equipment in your home or those of your neighbors, ensures you will never miss a visitor, even if you are a few rooms away or on another floor
• Durable waterproof buttons:This button has IP44 waterproof for outdoor use. The working temperature is between -4℃ and 140℃. It can work normally even in the harshest weather conditions.
• 3-Year Battery Life:The built-in 230 mAh CR2032 lithium battery has an ultra long three-year lifespan, saving you the annoyance of frequent purchasesand replacements.