Self Powered Wireless Doorbell Long Distance Battery Free Cordless Door Bell with Receiver for Home

Feature: 1. EASY INSTALLATION: Self powered doorbell is easy to install, no wiring and no drilling, environmentally friendly and durable. 2. LONG DISTANCE: Self powered wireless doorbell adopts speaker grade loudspeaker with 200square meters ringing coverage. 3. SELF POWERED: Wireless doorbell adopts self powered design, built in power generation module, no batteries. 4. WIRELESS DESIGN: No longer worry about the embarrassing scene that the doorbell does not ring without batteries when friends visit. 5. AUTOMATIC RINGING: When the finger button is pressed, it is automatically converted into electrical energy and instantly sends out a wireless signal, and the indoor receiver automatically rings the bell. Specification: Item Type: Self Powered Doorbell Material: ABS Color: White Gross Weight: 143g/5.0oz. Package List: 1 x Doorbell1 x Receiver3 x Back Adhesive1 x English Manual