[battery-free] Wireless Doorbell, Outdoor Area Waterproof Wireless Doorbell

No Battery Required: Our Wireless Doorbell Transmitter Uses The Unique Push-Rf Technology. When You Press The Button, The Kinetic Energy Is Converted Into An Electrical Signal That Rings On Your Wireless Door. No More Worrying Batteries. More Practical, Energy Efficient And Practical Than The Old One.Long Radio Range: The Radio Range Is 150 M, So You Will Never Lose A Visitor, Even If You Are Only A Few Rooms Away Or On Another Floor. Ideal For The Home, Large Houses, Warehouse, Office And More. You Can Also Use It To Exercise Dogs, Calm Down Classrooms, And Be An Emergency Device For The Elderly, Pregnant Women, Patients, Etc.45 Beautiful Chimes And Melodies: This Wireless Doorbell Offers 45 Classic Melody Chimes With Adjustable Volume Control And A Varied Selection That Meets Your Needs. 4 Adjustable Volume Levels From 0 Db To 90 Db, Loud Enough For Seniors To Hear Enjoy Pleasant Melodies When Someone Rings Your Doorbell. Led Display Gives You An Isual Form Of Notification (A Great Feature For Hearing Impairments).Waterproof Protection Class Ip44: Degree Of Protection Ip44. Waterproof Design For The Transmitter. Made From Abs, Non-Toxic, Safe And Recyclable. Can Be Used At Temperatures Between -20 C And -65 C And Withstands Various Harsh Weather, Sunshine, Rain, Snow. Freezing Etc. Widely Used For Home, Office, Hotel, Villa, Hospital, Office, Apartment, School And Other Appropriate Items.Easy To Handle: Convenient And User-Friendly Design For A Better User Experience. Simply Stick The Wireless Doorbell Next To Your Door With The Double-Sided Tape Provided Or Attach The Cover To The Wall With The Screw. Then Plug The Receiver Into An Electrical Outlet.

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