Self-Powered Wireless Doorbell Set: Waterproof, Battery-Free, Long-Range 1-to-3 Ding Dong Reminder

This innovative doorbell set offers a convenient and eco-friendly solution for your home. It operates without batteries, harnessing kinetic energy with each press, ensuring a lifetime of maintenance-free use. With its robust waterproof design, it is suitable for both indoor and outdoor installations, providing reliable performance in all weather conditions. The system features an impressive long-range capacity, allowing you to connect up to three receivers, making it ideal for larger homes or multiple floors. Its clear and pleasant "Ding Dong" chime keeps you informed of visitors, improving home security and convenience. Power Supply Mode: AC Voltage: 110-220 Ring: 60 songs to choose from, 5 volume levels adjustable to light only Power Consumption: 1 Scope Of Application: Straight-line unobstructed distance of the vacant land is 150 meters Manufacture country: China Instructions included: No