Wireless Doorbell Kit - 1 Receivers & 2 Waterproof Push Buttons Operating at 1000 Feet with Sound and LED Flash,36 Melodies, 3 Level Volume,Waterproof Doorbell Chime Easy for Home and Office

Our wireless door chime kits are your best companion in daily life :)Great For Homes, Offices, Commercial Spaces, Villas & More!One doorbell receiver can work with 20 transmitters at most and each transmitter can be set to different or same chime/music.  ?FeaturesMaximum 1000ft /300m operating range in open areaLED indicatorsModern and stylish design36 selectable ringtonges3-level adjustable volumeEasy to install and useEasy to add additional transmitters or receiversLow power consumption   ?Specifications:Transmitter battery: A23 12V Alkaline BatteryTransmitter power consumption: