[No Batteries Needed]Wireless Doorbell, Waterproof Door Bell Electronic Chime Kit with 2 Plug-in Receivers, 200M Range, 52 Melodies at 4 Volume Level for Home, Office, Office

No Battery Required: Our wireless doorbell transmitter uses unique PUSH-RF technology. When you press the button, the kinetic energy is converted into an electrical signal that rings your doorbell wirelessly. No more worrying batteries. More convenient, more energy-saving and more practical than the old one.52 Beautiful Chimes and Melodies: Offers 52 classic melodic chimes with adjustable volume control and diverse selection to meet your needs. 4 volume levels adjustable from 0dB to 90dB, which is loud enough for older people to hear; enjoy pleasant melodies every time someone rings your doorbell.The LED indicator gives you a visual form of notification (a great feature for the hearing impaired).IP44 Waterproof: IP44 Waterproof Transmitter design, made of ABS, non-toxic, safe and recyclable, can work in temperatures between -20℃ to 65℃, and withstand various harsh weather conditions, sun, rain, snow, frost etc. Widely used for home, office, hotel, villa, hospital, office, apartment, school and other suitable fields. Long Wireless Range: With a wireless range of 200M/656FT, 2 pluggable receivers included, do not interfere with other equipment in your home or those of your neighbors; ensures that you will never miss a visitor, even if you are a few rooms away or on a different floor. Ideal for large homes, warehouses, offices, etc.Easy to Use: Practical and easy-to-use design for a better user experience.Simply stick the doorbell next to your door using the included double-sided tape or use the screw to mount the cover to the wall. then plug the receiver into a power outlet. All wireless doorbells can be re-paired and controlled together.