Magnetic Switch
$15.00
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Did you leave a window open? Did someone just open the door? Detect things moving even when you're not at home. Add a magnetic switch to your Twine, and you can get a text message or email when a door is open or when the mail has been delivered. Have peace of mind when you're away from home. What else can you do with a magnetic switch? Check out our how-tos for more inspiration. Includes a 10' cable to connect the sensor to your Twine.
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