TB Internal Wireless Door & Window Contacts

Product Information

TB-Internal Wireless Door & Window Contacts

A very usefull wireless magnetic contact that can be used to alarm doors or windows of nearby sheds, garages & general outbuildings.
This magnetic contact will work with any of the twin beam receivers and has an impressive 150 metre (line of sight) working range, most often used as an addition to a solar powered twin beam driveway alert system.

Just attach the wireless transmitter to the door or frame using doubled sided tape, and screw the small magnet onto the door frame so that they are nearly touching when the door is closed.

Specification:
Size: 70 (L) x 40 (W) x 20 (D) mm.
Battery: 12v MN21

Find this model advertised for the UK at any reputable internet dealer for less... and we will beat that price!

Price: 17.99

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