Nrs Healthcare Magnetic Door And Window Alarm - Pack Of 3 The Magnetic Door & Window Open Alarm increases safety in your home by detecting the opening of windows or doors, then alerting you with a loud alarm though the main unit.The two parts being separated breaks the magnetic contact, sounding the alarm until either they come back in contact or the ON/OFF switch is turned OFF. The alarm sounds at 95dB. These self-adhesive magnetic detectors are easy to attach, and supplied in a set of three.Specification:Alarm Unit: Length 65 x Width 30 x Depth 22mm (2½ x 1¼ x 1")Magnetic Bar: Length 55 x Width 12 x Depth 12mm (2¼ x ½ x ½") Features: Self-adhesive and easy to install Loud alarm alerts you to the opening Detects the opening of windows and doors Increases safety in your home Alarm Unit: Length 65 x Width 30 x Depth 22mm (2½ x 1¼ x 1") Magnetic Bar: Length 55 x Width 12 x Depth 12mm (2¼ x ½ x ½") Specifications: Dimensions: H:3.0 x W:18.0 x D:22.0 cm Colour: White Guarantee: 1 Year Model Number: M52894 Self Assembly Required: Yes
