TECKNET Self-Powered Wireless Doorbell Kit - Plug-Through Door Bell with RGB Light, 60 Chimes & 5 Volume Levels, IP66 Waterproof Classroom Doorbell, 1000ft Range Doorbells for Home/Office

2 in 1 Built-in Outlet - Keep your outlet free! This wireless doorbell plugs in without blocking your socket, so you can connect other devices hassle-freeall while getting instant alerts. | 60 Chimes, 5 Volume Levels & Memory Function - The doorbell chime offers 60 beautiful chimes to choose from, catering to your preferences. Simply press the volume button of doorbell chime kits to select 5 adjustable volume levels ranging from 0 to 120 dB for any situation. The memory function retains your chosen melody and volume settings when you power on the wireless door bell. | Bright RGB Light Indicator - The wireless door bell plug in receiver features a bright RGB light that makes bells highly visible, making this wireless doorbell ideal for the hearing impaired. Besides serving as a door chime & bell, this device also functions as a pager for the elderly and pregnant women, suitable for different scenes. | Self-powered Wireless Doorbell - With every press of the push button, the doorbell generates its own electricity to send a strong, reliable signal to the receiver. No more worrying about dead batteries or inconvenient replacements - saving you time, money, and hassle of battery maintenance. | IP66 Waterproof & Dustproof - The doorbell is waterproof up to IP66 and robust enough to withstand extreme environments. It can withstand temperatures from -4F to 140F, including sunny, rainy, and snowy conditions. | 1000ft Cordless Range - The door bell ringer wireless boasts a working range of up to 1000ft in open spaces without disrupting other nearby cordless devices. A robust and stable radio signal ensures you'll never miss a visitor. | Easy to Install & Lifetime Support: Just plug the doorbell receiver into a socket and fix the push button on a wall with the accessories provided. If you are not satisfied with our product or service, please feel free to contact us. Each TECKNET product comes with a lifetime support (registration required).