KERUI Wireless Doorbell Door Bell Chime 4 Volume Levels 32 Chimes Door Bells 1000ft Long Range Doorbell Kit with LED Flashing

【Multiple Options】-KERUI wireless doorbell has 32 unique chimes and 4 adjustable volume to meet your needs for different occasions. There are visual LED flashing indicators, friendly to the elderly and the hearing impaired.
【1000ft Long Wireless Range】-The transmission distance between the receiver and button can reach 1000ft in open space, ensure you won’t miss any visitors. Great for home, apartment, office & classroom.
【Easy to Install & Use】-Simply plug the mini receiver into a socket and fix the transmitter button on wall with screws or double-sided tape. NO tools needed!