Wi-Fi Home Security Sensors and Motion Detectors
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4,332 Results
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- $159.00or Best OfferFree shipping
- Brand New · XFINITY$44.99or Best OfferFree shipping879 sold
- Pre-Owned · Bell and Howell$50.00or Best Offer$9.39 shipping
Brand New · ADT$10.00or Best Offer$4.33 shipping- Official WYZE Manufacturer ✅✅30 Day Warranty✅✅Certified - Refurbished · Wyze$12.32Free shipping63 sold
- Brand New · eve$28.00or Best Offer$5.80 shipping
- $15.95or Best OfferFree shipping92 sold
- VISIT MY STORE AND SAVE $$$ ON BULK AND LOT SALEOpen Box$109.00Free shipping139 sold
- Brand New · Unbranded$8.69Was: $9.99was - US $9.99Free shipping122 sold
- $28.00Free shipping132 sold
- $86.95or Best OfferFree shipping
- $29.99or Best Offer$6.00 shipping2,163 sold
- $44.10Was: $49.00was - US $49.00or Best Offer$6.20 shipping
- $11.53 to $39.73Was: $12.14was - US $12.14Free shipping
- $29.74Was: $34.99was - US $34.99or Best OfferFree shipping48 sold
- $22.39Was: $27.99was - US $27.99or Best OfferFree shipping
- $65.00Free shipping
- $39.95Free shipping168 sold
- $34.99or Best OfferFree shipping258 sold
- $29.99or Best OfferFree shipping901 sold
- Official WYZE Manufacturer ✅✅30 Day Warranty✅✅Certified - Refurbished · Wyze$40.64Free shipping
- Brand New · Wyze$249.99or Best Offer$6.45 shipping
- $34.50Free shipping183 sold
- $65.00or Best OfferTrending at $80.00$12.20 shipping
- $12.99or Best OfferTrending at $17.49$4.84 shipping
- $49.98Trending at $53.47Free shipping
- New (Other) · Ring$49.95$9.04 shipping
- $25.99or Best Offer$6.00 shipping1,237 sold
- $12.89 to $48.64Was: $13.71was - US $13.71Free shipping
- Brand New · Unbranded$11.85 to $31.35Free shipping
- Brand New · Unbranded$10.89 to $28.99Free shipping
- $14.39 to $44.99Was: $15.99was - US $15.99Free shipping
- $59.99Free shipping127 sold
- $21.99or Best OfferFree shipping3 watching
- $25.99or Best Offer$6.00 shipping324 sold
- $18.99Free shipping
- $28.00or Best OfferFree shipping10 watching
- $15.99or Best OfferFree shipping135 sold
- Brand New · Hikvision$142.96or Best OfferFree shippingOnly 2 left
- $12.28 to $25.52Free shipping
- Brand New · Honeywell$163.95Free shipping
- $39.95Free shipping
- $34.99Free shipping
- Brand New · Chamberlain$104.99or Best OfferFree shipping
- $42.97Free shipping
- $13.99or Best OfferFree shipping
- $30.99or Best Offer$6.00 shipping448 sold
- Brand New · ecobee$52.99Trending at $54.53$7.10 shipping
- $24.95Free shipping
- New (Other) · Wyze$34.00Was: $40.00was - US $40.00$16.65 shipping14 watching
- $54.00$9.45 shipping
- $20.00or Best OfferTrending at $22.49$7.35 shipping
- $5.00$8.71 shipping0 bids3d 6h
- $48.99Free shipping
- Brand New · Alarm.com$34.97Free shipping
- $55.18Free shipping11 watching
- $22.99Free shipping
- Brand New · Vivint$28.97Free shipping312 sold
- Brand New · Hikvision$297.84or Best OfferFree shippingOnly 1 left!
- Brand New · Unbranded$10.65or Best OfferFree shipping651 sold
Best Selling
- $19.99 New$13.00 Used
Top Rated
- 97% agree - Would recommend$89.00 New$48.95 Used
- 100% agree - Would recommend$42.97 New$20.00 Used
- 90% agree - Would recommend$25.99 New$16.99 Used
- 100% agree - Would recommend$23.00 New$18.99 Used
- 100% agree - Would recommend$64.13 New
- 100% agree - Good value$53.69 New$49.98 Used
Review Highlights
Recommended by our customersPeace of mind
By rosta3185
Living on 5 Acres in the country, I needed something that would alert me to when someone was coming on to our property... see all reviews
Verified PurchaseThese water alarms are really easy to se...
By michaelwcollins
These water alarms are really easy to set up. The come with working AA batteries. I’ll get another triple alarm set for ... see all reviews
Verified PurchaseTrustworthy connectivity
By cardinalcrewchief
Compared to other home comfort/ security eco-systems ecobee stands above. More reliable wireless connections and solid p... see all reviews
Verified PurchaseI would reccommend this system but find your needs and do your research!
By dwayneday
Easy setup. App works well. Only thing I found that I didn't like about the APP- If you assign different users the app ... see all reviews
Verified PurchaseHoneywell motion sensor
By donnie52052
Great condition, looked brand new, only missing the installation/programming instructions and original boxing, battery ... see all reviews
Verified PurchaseApple Home Kit integration a snap
By sea2searodgerm
Easy to set up. Apple integration is a snap & app provides simple programming features. Shipped quickly & packaged well see all reviews
Verified PurchaseEffective Motion Detection with Easy Setup
By mell_lk
The Ring 4SP1SZ-0EN0 Motion Detector Alarm is a great addition to any home security setup. It’s easy to install and inte... see all reviews
Verified PurchaseThe best system for DIY
By michael055
I’ve had my SimpliSafe system for about two years now, and recently decided to protect a third door, so I bought the sen... see all reviews
Verified Purchase
