Wireless Doorbell, Waterproof Door Bell Kit, Distinguish front and rear doors, Over 1000 feet Range and 60 Chime, 5 Levels Volume and LED Flash, for Home Office Classroom

【👍1000ft Long Wireless Range】Our wireless doorbells extend over 1000ft in open space (500ft if there are walls), has strong anti-interference features and one-to-one signal pairing, ensures you will never miss any visitor, even if you are a few rooms away or on another floor. Our wireless door bell is great for large homes, apartments, offices & classroom.
【👍 IP44 Waterproof 】The doorbell push button is rated IP44 and weatherproof for outdoor use, it also comes with a replaceable 23A 12V alkaline battery with a battery life of up to 3 years. It is certified by CE, RoHs, FCC.
【👍60 Chimes & Mute Mode】Electronic Doorbell with Chimes of 60 melodies, 5 levels of adjustable volume range from 0dB to 110dB. Silent mode with just LED flash is available when you don’t want to be disturbed.