WIRELESS WATERPROOF DOORBELL with temperature display 280M IP44 10dB The set includes: 1x transmitter 1x receiver 1x A23 battery Mounting elements User manual You can attach the bell with strong double-sided tape, The receiver, i.e. a device with melodies, you insert a regular power outlet, 38 melodies to choose from and 4 volume levels (when the melody plays, the light also blinks), The built-in thermometer in the receiver will show you the internal temperature of the room, Receiver range up to 280m, Assembly . The bell is wireless, so you can stick it anywhere, Mobility . Simply insert the receiver into a regular power outlet, so it can ring anywhere in your home, Ingenuity . If you are not ma at home or you cannot hear the doorbell (or you cannot come to the door), then connect the second doorbell in the apartment at your neighbor’s or even in another house. They will always call both, Multitasking . What if the supplier had a bell button in the car, and when pressed it would play in stock? Or if customers no longer had to dial random numbers on the intercom, they would just call you right away? Efficiency. up to 280 meters. You can connect the bell at home, and the other on another street – it will also work. Durability . Minimalistic, but also durable device. IP44 waterproof rating, i.e. it can be used in the yard, works in temperatures from -10 to 60 degrees. 38 melodies to choose from The bell has as many as 38 built-in various melodies, which can be changed with one button. With 4 level volume, you can customize the doorbell to suit your needs.