YIFAN Wireless Doorbell, Waterproof Door Bell Button and Plug-in Receiver, 1000 Feet Operating Range, 60 Chimes, 5 Levels Volume and LED Flash for Home Apartment Office Classroom (Battery powered)

Description

Low Power Consumption Button: Doorbell button uses a 23A 12v alkaline battery (battery not included), ultra-low power consumption allows it to last for a maximum of 2 years, and it is IP44 dustproof and waterproof, so you don't have to worry about bad weather conditions damaging it. Longer Signal Transmission Distance: The longest signal transmission distance of the doorbell button can reach 1000ft(300m) in an open space. Even in a vast farm, you don't have to worry about missing your friends' visits or urgent deliveries. 60 Ringtones & 5-Level Volume: The wireless doorbell offers a wide selection of 60 chimes for you to choose from, 5-level adjustable volume from 0dB to 110dB, when you don't want to be disturbed, you can use the silent mode with only LED flash. Easy to Install: Just plug the receiver into a socket, install the doorbell push button with provided double sided tape or screws wherever you want, and then you can use it easily. Receiver working voltage: AC 110V/220V. DIY Expandable: Support to expand your existing doorbell system with up to 8 transmitters and 10 receivers, you can easily program the doorbell system that best suits your home.