Wireless doorbell with 400m range and weatherproof protection – 55 melodies – 110 dB volume – Blue LED indicator – No wiring required

Description: The wireless doorbell is an electronic chime kit that offers an impressive range of 400 meters in open space. Designed for easy installation, it requires no wiring, making it ideal for home use. With 55 melodies and 5 adjustable volume levels up to 110 dB, this doorbell ensures you'll never forget a visitor, even from a distance. Its waterproof design (IP55) and blue LED indicators make it a practical and attractive choice, especially for the hearing impaired. Technical Specifications: Wireless range: up to 400 m; Maximum volume: 110 dB; Number of melodies: 55; Operating temperature: -30℃ to 70℃; Button power supply: 12V 23A battery (1-3 year battery life). Installation: Two installation methods: 1. Attach with the included double-sided adhesive tape. 2. Screw mounting (screws included) requires an electric drill. Do not install on a metal surface to avoid reducing the wireless range. Operation: Choose from 55 melodies by pressing the play or back button. Silent mode available for undisturbed listening. Indicator lights flash when the button is pressed, providing a visual cue for the hearing impaired. Memory function retains the last melody and volume level after a power outage. Other information: Dust and water resistant (IP55). System expandable by adding additional transmitters or receivers of the same model.