Campanello senza fili - Senza batteria - Portata 100 m, 38 numeri - Impermeabile - bianco-1v2

1. Battery-free. Our doorbell transmitter uses the principle of converting kinetic energy into electrical energy, making it energy-efficient and environmentally friendly, allowing you to enjoy a green and eco-friendly lifestyle brought by technology. 2. High performance: This waterproof mini doorbell button is made of high-quality ABS material, with an IP68 dust and water resistance rating. It can operate normally in a temperature range of -15℃ to +60℃ and can withstand various harsh weather conditions. It is suitable for outdoor use even in rainy weather. 3. High quality: Our doorbell transmitter has undergone professional testing and has a lifespan of up to 500,000 presses, far exceeding the industry average. 4. Remote control distance: Approximately 100 meters (open environment). Indoor distance without partitions is 30-50 meters (this data is the distance under test in an open area without obstacles. The actual distance is affected by the operating environment; the more obstacles, the shorter the distance). 5. Easy installation: Simply use the included 3M tape to stick the white wireless doorbell button to any desired location, and then plug the wireless doorbell into a power outlet to complete the installation. They will not interfere with other devices in your home or your neighbor's home. 6. The doorbell receiver features 38 ringtones and 4 adjustable volume levels (0 dB to 50 dB). This wireless, waterproof, self-powered doorbell is suitable for homes, warehouses, offices, garages, shops, apartments, hotels, villas, gardens, hospitals, schools, and for the elderly and children.