Laser Door Sensor

Garage door sensor up to 40 feet sensing range pre wired.

Laser door sensor.

Amazon s choice for laser alarm sensor. These systems are good for entry ways or open door ways or where doors are kept wide open during business hours. A door sensor can be defined simply as a motion detection for your doors and windows. Once the door or window is open.

With this product the sound emanates from the sensor and does not send the sound to a remote location. The sensor uses an invisible beam motion you place out from a door frame or other area you wish to monitor and when the combination of heat and movement are detected it plays either a ding or ding dong tone you choose. Fosmon wavelink 51005hom wireless home security driveway alarm motion sensor detect alert store door entry chime doorbell 500 feet 58 tunes 5 volume levels led indicators 1 motion detector. Fosmon wavelink 51005hom wireless home security driveway alarm motion sensor detect alert store door entry chime doorbell 500 feet 58 tunes 5 volume levels led indicators 1 motion detector 4 1 out of 5 stars 1 255.

4 1 out of 5 stars 1 262. Door sensors use a reed switch and magnet as a sensor. 1 16 of over 1 000 results for laser door alarm amazon s choice for laser door alarm. As long as these two pieces are less than two inches apart the alarm won t sound.