Automatic wireless door connection without battery 100m distance 38 Exterior style door button Wireless door color

General DescriptionThis automatic wireless door connection system is designed to provide a convenient and environmentally friendly solution for homes and offices. Thanks to its principle of converting kinetic energy into electrical energy, it works without a battery, making it energy efficient and environmentally friendly. This doorbell kit comes plug and play with pre-built buttons and receivers, making it easy to install and use.It is also weather resistant, making it suitable for outdoor use even in rainy weather.Technical specificationsTransmitter lifespan: up to 500,000 pressesOperating distance: up to 100m in open areaIndoor distance: 30-50m (depending on environment)Receiver: European plug38 ring tones available4 adjustable volume levels: 0 dB to 50 dBCompatibility and accessoriesIncludes 3M tape for easy installationAbility to add additional receivers for multiple roomsUsageThis wireless doorbell system is ideal for use in various environments such as homes, offices, warehouses, garages, shops, apartments, hotels, villas, gardens, hospitals and schools. It allows you to be alerted of the arrival of visitors in each room where a receiver is installed.