ECO-friendly Kinetic Wireless Doorbell With Flash Light

This wireless Doorbell with Flashing Strobe can plugs into any wall outlet with approriate plug, includes a kinetic bell push button. Simply plug the portable electric wireless doorbell into any wall outlet and receive unique chimes along with a strobe notification. Different channels can be set up so multiple chimes can be used in the same building. Bell push button is battery-free.  The features are: - Self-Powered Wireless Doorbell chime is power by universal input voltage 100-240v. - Transmitter is self-powered with kinetic technology, it generate electricity by itself continuously when press the bell push button by finger, the lifetime is as long as 20,0000 presses. - Operating range up to 150 metres on open air, which is applicable for villa, multi-story houses or big property.            - The transmitter is waterproof IP44, better suited to withdraw tough working environment.              &nb…