Door Bell.SECRUI Wireless Doorbell, Plug in Waterproof Battery Operated Cordless Electric Door Bells at 1,000 Feet Long Range Chimes Volume Adjustable 120 DB Loud for Deaf Easy Install for Home, School, Office

•【Ultra-Long Distance Wireless Range】This wireless doorbells offers a remote connection of up to 300 M/1000 foot and does not interfere with other equipment in your home.

•【58 Loud Chimes】The Plug in doorbell receiver bell has features 58 tunes and 5 adjustable volume levels ranging from 0 to 120 dB. It will remember your settings even if power outage.

•【LED Indicator】The 7 color LED light indicator on the plug in receiver flashes when the transmitter is pressed and a signal is received. They alerts those with impaired hearing or when the doorbell sound is (temporarily) unwanted. Mute the wireless waterproof doorbell if a ringtone is not desired and get notified visually by the LED instead when someone shows up at the door.

•【Weaterproof & Durable】Ultra-low power consumption and CR2032 lithium battery gives a lifespan of up to 3 years; no need to worry about frequent battery replacement; IP55 waterproof rating to withstand the harshest weather (-4 °F to 140 °F).

•【Easy to Install and SET】Simply plug the receiver into a power outlet and attach the transmitter to the exterior wall with the provided screws or adhesive patch; there is no need to reset tune and volume level after a power outage. Up to 20 additional same model receivers and push buttons can be paired.