Battery-Free Smart Wireless Doorbell with Self-Powered Remote, Waterproof Design, and One-to-Four Chime System

Experience a new level of convenience with this innovative smart doorbell. Powered by kinetic energy, it requires no batteries, ensuring hassle-free maintenance. Its wireless design allows for seamless installation, making it perfect for any home setup. The doorbell's waterproof construction guarantees reliable performance in all weather conditions. With a versatile one-to-four chime system, you can customize the alerts to suit your preferences, ensuring you never miss a visitor. This cutting-edge doorbell combines functionality with modern technology, offering peace of mind and ease of use for every household. 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