Smart Wireless Self-Powered Doorbell: Ultra-Long Range, Waterproof, One-to-Two Calling, No Electricity Needed.

Experience the ultimate convenience with this innovative doorbell that requires no electricity, ensuring seamless operation at all times. Featuring an ultra-long range, you can easily hear it from anywhere in your home. Its waterproof design ensures durability and reliability in all weather conditions. With the one-to-two calling feature, you can connect two receivers to a single transmitter, allowing for versatile placement throughout your space. Perfect for modern, energy-efficient homes, this self-powered doorbell combines functionality and eco-friendly technology for a hassle-free experience. Power Supply Mode: AC Voltage: 110-220 Ring: 60 chords music 5-level volume (including mute) Power Consumption: 1 Scope Of Application: Straight-line distance of 150 meters in the open space Manufacture country: China Instructions included: No