[No Batteries Required] Wireless Doorbell, Waterproof Electronic Doorbell Kit with 2 Plug-in Receivers, 150M Range, 45 Melodies with 4 Volume Levels for Home, Office, Hotel

No Batteries Required: Our wireless doorbell transmitter uses unique PUSH-RF technology. When you press the button, kinetic energy is converted into an electrical signal that rings your doorbell wirelessly. No more worrying about batteries. More convenient, more energy-efficient, and more practical than the old one.

45 Beautiful Chimes and Melodies: Offers 45 classic melodic chimes with adjustable volume control and a diverse selection to suit your needs. Four adjustable volume levels from 0 dB to 90 dB, which is loud enough for the elderly to hear; enjoy pleasant melodies every time someone rings your doorbell.

The LED indicator provides a visual notification (an excellent feature for the hearing impaired). IP44 Waterproof: The transmitter's IP44 waterproof design, made of non-toxic, safe, and recyclable ABS, can operate in temperatures ranging from -20℃ to 65℃ and withstand various harsh weather conditions, including sun, rain, snow, and frost. Widely used in homes, offices, hotels, villas, hospitals, apartments, schools, and other suitable settings. Long Wireless Range: With a wireless range of 150M/500FT and two included plug-in receivers, it won't interfere with other equipment in your home or your neighbors' homes; ensuring you never miss a visitor, even if you are a few rooms away or on another floor. Ideal for large houses, warehouses, offices, etc.