Strong anti-interference

Low power consumption

The idea for home, office, factories, guest rooms in the hotel, etc..

Installation

Open the battery compartment cover of the receiver and load 1 x 9V ALKALINE batteries (Not included)

Fix the transmitter on the wall near the door with screws or adhesive tapes.

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

Please replace the battery if the transmitter is not functioning properly

Package Dimensions11.5x5x11.5cm"