2x RING Wireless waterproof transmitter (button) New! IP44 A modern, stylish , waterproof, wireless doorbell which ensures its longevity and maintenance-free operation. In addition, the bell button is resistant to difficult weather conditions with IP 44 tightness class , which means that the bell can cope with our weather conditions without any problems. Another advantage is the range of the bell's operation - up to 280m in an open area, thanks to which you can easily install the device in your home, apartment or apartment. It is possible to connect several receivers with one transmitter and receivers with transmitters. Technical Specifications: Wireless receiver - powered (socket-plug) Wireless, battery-operated transmitter (battery included) Installation does not require a cable 38 sounds to choose from Button tightness class - IP44 Working frequency - 433MHz Loudness 110 dB 4 volume levels Easy installation with dedicated double-sided tape (included) Working temperature: -20 to 65 * C Included: 1x Transmitter (button) 1x12V 23A battery 2xDoorbell - Receiver battery-free plug Dedicated double-sided tape for mounting the transmitter - 3M User manual