Product title 10 pack window door alarm bell wireless sensor door.
Fire door alarm sensor.
Alder s door and window sensor is easy to self install on any door or window.
5 out of 5 stars based on 2 reviews 2 ratings current price 19 58 19.
Delivery 7 days a week.
3 4 out of 5 stars 7 ratings based on 7 reviews current price 9 77 9.
Alder door and window sensor.
77 list list price 12 21 12.
2 00 coupon applied at checkout save 2 00 with coupon.
Door sensor alarms when the magnet is two inches from the door to detect that the door is open.
It s a magnetic sensor that s battery powered.
Easy magnetic installation on doors and windows.
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Product title 4 pack sonic alarm system kit window doors with alarm and chime modes average rating.
Floor sensor alarms have a sensor pad on the floor and a magnetic lock on the door.
They can be preset to different settings some of which will alarm immediately and other settings that allow a person to exit out the door and return just a short time later before sounding.
Buy online collect in hundreds of stores in as little as 1 minute.
Free next day delivery available.
4 2 out of 5 stars 495.
3 pack smoke detector portable fire alarms smoke alarms battery operated red led indicate alarm silence button easy to install white by jnhcd 24 99 24.
The ring alarm contact sensor expands your ring the ring alarm contact sensor expands your ring alarm and adds an extra layer of security to your home.