Description : Security Windows And Doors Alarm Apparatus Home Electronic DogThis mini home alarm design with simple outlooking,and easy fuction,very good assistant for home security.long using life.It can make the loss to a minimum,allowing you to spend the least money to achieve the best protection.How to protect ourselves and live in safety will become an important issue.Rely on effective police force is not enough,it is worth a post afterwards to make up for all this.let the soft doors and windows alarm you done a comprehensive home security defense.This product is easy to install, just the primary and secondary respectively paste on the doors and door frames, or two windows, and alignment (left about 5 mm gap). When illegal to open a door or window (the relative position of primary and secondary changes), the alarm can make a strong alarm to warn the intruder to leave. To open the door, window, the switch can be controlled. Applies to residential, office, shop counters and other anti-theft. Using 3 × 1.5V LR44 button batteries (included in the machine, the normal use of up to one year).Package included : 1 x Doors and windows alarm apparatusDetails pictures :
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