Doorbells

Door Chime

Wired Bell Push

Note: This product is ecological chain brand product, there is no any marks on the products, please note it. Description: The Linptech Self-Powered Wireless Doorbell can convert kinetic force into more→electric energy, no wire no battery required, remember your previous melody and volume level thanks to its smart memory function,support Home APP control, and smart linkage of other smart home devices (not included), suitable for home, offices and other areas.   Features: - Self-powered electricity, pressing the button and force into electric energy. - No wire no battery required in transmitter, just plug and use with receiver. - 5-level sound volume adjustable, choose your favorite ringtone. -…