Set 3pz Alarm Wireless for Doors And Window Supply Battery

SET 3pcs Wireless alarm for doors and windows battery powered Electraline 58401 Pack of 3pcs. AA battery SPECIFICATIONS N ° 2 ON / OFF selector White color Alarm unit dimensions 95x33x20 mm Sensor dimensions 50x12x15 mm Assembly Open the battery cover and insert 2 batteries, not included, type AA. To glue to the door or window, use the double-sided adhesive you want; to alarm, place the small sensor on the moving part and the alarm unit on the fixed part. Make sure that the three lines on the sensor and alarm cover are aligned. When the unit is activated and the door or window opens or is forced the alarm will go off immediately and work until you stop it. To activate and deactivate the alarm, use the ON / OFF selector. If you do not use the alarm for a long time, remove the batteries to p.