Wireless Battery-Free Doorbell: Smart, Waterproof, Long-Range Remote for Home and Elderly Use

Experience the convenience of a doorbell that operates without the need for batteries. Designed for modern homes, this smart doorbell offers seamless functionality with its wireless technology. It's waterproof, making it reliable in various weather conditions, and boasts a long-range remote capability, ensuring you never miss a visitor. Ideal for both general home use and as a supportive tool for the elderly, this doorbell combines easy installation with dependable performance. Power supply mode: AC Voltage: 110-220 Ring: 60 songs, 5 levels of volume adjustment Scope of application: Straight-line unobstructed distance in open field 150 meters Manufacture country: China Instructions included: No