Cordless Plug in Door Bells,Long Distance Waterproof Smart Doorbell with 38 Tone 300M / 1000Ft Range 3 Volume Levels,3,2 (1)

Wireless doorbell
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[ Long wireless range and strong signal]: The door bell have strong penetrating power, capable of transmitting clear signals up to long range 300M/1000 FT inside your home or business in an open space. You’ll be never miss a visitor’s arrival no matter where you are.
[Scope of application]: family commercial residential areas, office buildings, hospitals, restaurants, factories and other places
[Easy installation]:All you need to do is connect the receiver on a power outlet and use double-sided tape to attach buttons to the wall.Or you can screw the transmitter to the wall.All the required accessories are included in the package of an installation.
[38 pieces of music, 3 levels of volume]: Humanized design, 38 pieces of music can be selected at will, 3 levels of volume can be adjusted.
[Transmitter waterproof design]: Comply with IP44 waterproof standard,can prevent rainwater intrusion.You can rest assured put it outside.