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Amazon.com: Magnet Riser Compatible with SimpliSafe - with Improved Adhesive DIY Magnet Side Sensor Spacer Sensor & Magnet not Include (5, 1/2 Inch) : Tools & Home Improvement
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Amazon.com: Door/Window Entry Alarm with Magnetic Sensor, Pack of 2 : Tools & Home Improvement
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Amazon.com: Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit : Tools & Home Improvement
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Splenssy Smart WiFi Door Window Sensor Alarm, Contact Wireless Door Window Magnetic Entry Detector Sensor, Wireless Sensor Door Window Burglar Alarm, Tuya APP for Home Security - Amazon.com
Amazon.com: WESUA 5 Pack Magnetic Contacts Switch Window Door Sensor for Alarm System NC 3/8" : Tools & Home Improvement
Amazon.com: Gikfun MC-38 Wired Door Sensor Magnetic Switch for Arduino EK1656 : Electronics
uxcell Magnetic Sensor Home Door Window Entry Warning Switch: Reed Switch: Amazon.com: Tools & Home Improvement
Amazon.com: Gebildet 5pcs Recessed Wired Security Window Gate Contact Sensor Alarm Magnetic Reed Switch Black, Magnetic Door Sensor, Normally Closed Magnetic Switch : Industrial & Scientific
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Amazon.com: Wireless WiFi Magnetic Door Window Sensor Support for Alexa Google Home for Tuya : Electronics
Amazon.com: Heyiarbeit Hidden Mounted Door Magnetic Switch Wired NO Home Security Door Window Magnet Alarm Contact Sensor RC-33 (White) : Tools & Home Improvement
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Amazon.com: HEIMAN WiFi Door Sensor, Smart Window Door Sensor Alarm, Contact Sensor for Home Security, Wireless Magnetic Door Open Detector and APP Remote Notification Compatible with Alexa : Tools & Home Improvement
