Cerhot UK Plug Self Powered Wireless Doorbell No Battery 150M Distance 38 Songs Door Bell Button Outdoor Doorbell Wireless Waterproof for Home School Office (UK 1V1 White B)

. 1. No batteries required. Our doorbell transmitter uses the principle of converting kinetic energy into electrical energy, which is energy-saving and environmentally friendly, allowing us to enjoy the green and environmentally friendly life brought by technology.Our doorbell kit has the transmitter button and receiver paired at the factory, so it can be used directly, thank you! . 2.High performance: The waterproof mini doorbell button is made of high-quality ABS material, IP68 dust proof and waterproof ,working temperature between -15 ° C~+60 ° C;which withstand all kinds of harsh weather conditions. Acceptable for outdoor use, even in a rainy day. . 3.High quality: Our Doorbell transmitter has been professionally tested. The service life of the transmitter can reach 500,000 presses, which is much higher than the industry average. . 4. About 150m remote control distance (open area)，The indoor distance without partition is 30-50 meters(This data is the barrier-free test distance in the open area of the experiment. The actual distance is affected by the use environment. The more obstacles, the Short the distance. ). . 5.Easy to install: Simply mount the white wireless doorbell button anywhere you like using the included 3M adhesive tape, then plug the wireless doorbell into an electrical outlet to complete the setup. They will not interfere with other devices in your or your neighbor's home. . 6. The doorbell receiver is a British standard three-pin plug（UK Plug）.The doorbell receiver has 38 ring tones and 4 adjustable volume levels from 0 dB to 50 dB. If you have many rooms, you can buy a receiver for each room, so that you can hear the doorbell ring in each room and know that there are guests coming to visit. . 7. Self powered wireless waterproof doorbell can be applied to homes, warehouses, offices, garages, shops, apartments, hotels, villas, gardens, hospitals, schools, the elderly, and children., Manufacturer: cerhot