
Door Window Sensor Wireless Burglar Alarm with Magnetic Sensor Home Safety Wireless Longer System Security Device White
Door Window Sensor Wireless Descriptions:Open the battery cover,Match positive and negative signs and Insert 2 triple A batteries correctly, close the battery coverFix the main unit which has on-off switch at the side of the door & window.Attach the bar magnet to door frame/window frame with the arrow aligning with the reference line of the main unit.Switch to"ON" position of the main unit so as to be in alert state,it will give an 90 bp alarm if the magnetic sensor has been separated from the alarm device when someone opens the door/window.Please turn off the switch when you don't needRemove the batteries to prolong the lifetime of the product/batteries if it will be set aside for a long time Features:Easily mounted by adhesive tape to window or door.Magnetic sensor switch detects entry protecting your home or office whether you are in or out.Warning door/window sticker is supplied free in package.Operating by 2x batteries (not included)Package includes:1 x Alarm Unit 1 x Magn