Features: 1. 600 feet maximum range of operation in open area 3.Adjustable volume with 4 levels 4.36 different tunes for your choice. 5.High quality ABS material with LED light. 6.Long distance transmission and high strength signal and sensitivity. 7.Wireless designed for easy install and operates. 8.Effectively reminds you of the coming of guests or friends 9.Plug type :EU Transmitter: Size:7*4.5*1.7cm Working Voltage: 12V (battery type: 23A 12V included) Operating current: 12mA Weight: 22g Receiver: Size:10*5*4.8cm Tones Kinds: 36 Voltage: AC 90--260V Operating current: 60mA Quiescent current: 7mA Controlled volume: 25-80dB Weight: 54g

• wireless doorbell is Operating range of over 500 feet.
• Remote transmitter button is rated IP33 weatherproof and acceptable for outdoor use
• Select from 36 tones, with 4 adjustable volume settings.
• Battery included for remote transmitter, no batteries required for main receiver
• When push the wireless doorbell transmitter button, it will flash blue light in the Blue Circle Area.

wireless doorbell is Operating range of over 500 feet.Maogo