[NO NEED BATTERY] BRITZ Wireless Kinetic Self-Powered Doorbell Door Bell SET [K637AC] [Plug-In] / FREE Adhesive Tape + Screw/ [FAST SHIP OUT 1-2 Working Day]

Specifications

Bright LED Flash Light

200M Wireless Distance Range

Low Power Consumption

Super Lightweight and LOUD

Adjustable Volume

Choose From 52 Different Chimes

Requires Plug-In to Socket Outlet

Battery-Free Transmitter Unit (Weatherproof IP44) Receiver Unit

Avoid placing transmitter near high temperature, moist area, metal or electromagnetic surfaces.