2025 Self-Powered Wireless Doorbell with Friction Power, Continuous Functionality, One-to-One Induction, and SOS Remote Control

Experience uninterrupted convenience with this innovative doorbell, featuring a unique friction power design that eliminates the need for batteries or direct electricity. Equipped with continuous functionality, it ensures reliable performance at all times. The one-to-one induction technology provides a seamless connection between the bell and its receiver, enhancing security and efficiency. Additionally, the integrated SOS remote control offers an extra layer of safety, allowing for immediate alerts in emergency situations. This device is a perfect blend of modern technology and user-centric features, designed to enhance home communication effortlessly. Voltage: 25V Manufacture country: China Instructions included: No