SALE 5 Sets Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch NC/N
$45.89$50.99
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5 Sets Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch NC/N
$38.98
View this item on eBay
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About this item
NOTE: Door magnetic induction can only provide a switch signal, which can not directly load the power, nor directly connect the lamp! Designed for use with alarm systems.
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