Motion activated mailbox alert = Sidewalk house alarm sensor - $10

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mailbox alert brand new in the box. You put one sensor in the mailbox and the other one plugs in in the house and when motion is sensed the alarm goes off. Different settings for sound

post id: 7969199841

posted: 2026-09-19 09:10

updated: 2026-09-24 07:00

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Motion activated mailbox alert = Sidewalk house alarm sensor -...

mailbox alert brand new in the box. You put one sensor in the mailbox and the other one plugs in in the house and when motion is sensed the alarm goes off. Different settings for sound