Don’t be caught off-guard…this wireless security alert system warns you that visitors are on their way to your door. A wireless receiver chimes when the infrared security alert sensor detects motion outside. Buy the Bunker Hill Wireless Security Alert System for only $9.99 with coupon code 60121549, through 10/31/19. Get the coupon here: https://go.harborfreight.com/coupons/2019/09/giant-liquidation-get-great-deals-on-customer-favorites-and-hot-new-items-through-10-31/ | Harbor Freight
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