- $77.62Home Security System, Wireless Smart DIY Alarm Kit, with App/Email/Limited SMS Alert, 5-Pieces-KitThe Home Depot
- $19.99Spacer for Simplisafe - Security Sensor Spacer for Wireless Home Security System, DIY Alarm Spacer for Door Window Home Security System Accessories, Sensor/Magnet Not Included (1 Inch)Amazon
- SAVE $1.00$9.98$10.98Sensor Riser Compatible with ADT - DIY Contact Sensor Spacer for ADT Wireless Home Security Systems Window Door Motion Sensors Alarm System Home Security Accessories, Sensor Not Included (¾-inch)Amazon
- $9.98Sensor Riser Compatible with ADT - DIY Contact Sensor Spacer for ADT Wireless Home Security Systems Window Door Motion Sensors Alarm System Home Security Accessories, Sensor Not Included (¼-inch)Amazon
- SAVE $1.00$9.98$10.98Sensor Riser Compatible with ADT - DIY Contact Sensor Spacer for ADT Wireless Home Security Systems Window Door Motion Sensors Alarm System Home Security Accessories, Sensor Not Included (1-inch)Amazon
- SAVE $1.00$9.98$10.98Sensor Riser Compatible with ADT - DIY Contact Sensor Spacer for ADT Wireless Home Security Systems Window Door Motion Sensors Alarm System Home Security Accessories, Sensor Not Included (½-inch)Amazon
- $46.04Home Security System with RemoteThe Home Depot
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- SAVE $1.00$9.98$10.98Sensor Riser Compatible with SimpliSafe - DIY Contact Sensor Spacer for SimpliSafe Wireless Home Security Systems, Gate Window Door Motion Sensors (½ Inch)Amazon
- SAVE $1.00$9.98$10.98Sensor Riser Compatible with SimpliSafe - DIY Contact Sensor Spacer for SimpliSafe Wireless Home Security Systems, Gate Window Door Motion Sensors (¾ Inch)Amazon
- SAVE $1.00$9.98$10.98Sensor Riser Compatible with SimpliSafe - DIY Contact Sensor Spacer for SimpliSafe Wireless Home Security Systems, Gate Window Door Motion Sensors (0.25 Inch)Amazon
- SAVE $150.00$149.99$299.99Home Security System with Wired Keypad Sensor Hub and 5 SensorsThe Home Depot
- SAVE $1.00$9.98$10.98Magnet Riser Compatible with SimpliSafe - Self Adhesive DIY Magnet Side Sensor Spacer for SimpliSafe Wireless Home Security System Accessories, Sensor and Magnet are not Included (0.25 Inch)Amazon
- $34.95Home Security System DIY PRO using Android and TI CC3200 SimpleLinkAmazon
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- $199.99Security System with Wired Keypad Sensor Hub and 2 SensorsThe Home Depot
- $19.79Wireless Security Kaychain Remote for Net Connected Home Security Alarm & Home Automation SystemThe Home Depot
- $229.99Smart Home Security System (7 pc.) with Base Station, Siren, Keypad, Motion Sensor, 3 Entry Sensors, and Key FobThe Home Depot
- $52.88Home Security System 8 Pieces Kit with App Notification (2.4 GHz WiFi), Water Leak Detector and Proof Siren Window Door Sensors Motion Sensor Alarm for Home, 300 Ft Wireless Rang for Apartment GarageAmazon
- $73.90TOWODE Home Security System Wi-Fi (2.4 GHz) Door Alarm System with APP Alert DIY Kit, Weatherproof Siren 120 dB Home Alarm System for House Office Apartment Business Factory Security AlarmAmazon
- SAVE $10.99$149.00$159.99eufy Security 5-Piece Home Alarm Kit, Home Security System, Keypad, Motion Sensor, 2 Entry Sensors, Home Alarm System, Control from The App, Links with eufyCam, Optional 24/7 ProtectionAmazon
- $139.00Home Security System, Wireless 4G WiFi Alarm System with 1080p Surveillance Camera, 4.3" Touch Screen Home Burglar Alarm Compatible with Alexa Google HomeAmazon
- SALENETGEAR Orbi Whole Home Tri-Band Mesh WiFi 6 System (RBK762S) – Router With 1 Satellite Extender - Coverage up to 5,000 sq. ft, 75 Devices – Free Armor Security - AX5400 802.11ax (up to 5.4Gbps)Amazon・Sale
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- $2.99Home Security Systems: Why You Should Buy Home Security to Protect Your HomeAmazon
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- $19.00Wireless Garage Door Sensor for Net Connected Home Security Alarm & Home Automation SystemThe Home Depot
- $19.21Wireless Window and Door Sensor for Net Connected Home Security Alarm & Home Automation SystemThe Home Depot
- $19.99Wireless Water Leak Flood Sensor for Net Connected Home Security Alarm & Home Automation SystemThe Home Depot
- SALEREOLINK 8CH 5MP Home Security Camera System, 4pcs Wired 5MP Outdoor PoE IP Cameras with Person Vehicle Detection, 4K 8CH NVR with 2TB HDD for 24-7 Recording, RLK8-410B4-5MPAmazon・Sale
- $66.99TUGARD WiFi Home Alarm Security System,Wireless DIY Smart Home Burglar Security Alarm System 12 Pieces Kits, Compatible with Alexa Google Home Voice Control for Villa Home ApartmentAmazon
- $22.61Wireless Motion Sensor for SkyLinkNet Connected Home Security Alarm and Home Automation SystemThe Home Depot
- $369.99eufyCam 2 Pro 2K 16G Wi-Fi Smart Home Security System with 2 Wireless Cameras and HomeBase 2The Home Depot
- $352.37Wi-Fi 4G Alarm System for Home Security Wireless Home Alarm 20 Piece Kit with Siren PIR Motion Sensors Remote ControlsThe Home Depot
- $59.99Wired Smart Floodlight-2000 Lumens-Outdoor Floodlight with Motion Sensor and Timer Control for Your Home Security SystemThe Home Depot
- $31.99KERUI Home Security System Indoor Outdoor Weather-Proof Siren Window Door Sensors Motion Sensor Alarm with Remote Control More DIY, Wireless House Hotel Garage Shop Burglar Door Alarm, NO WIFI/GSM/APPAmazon
- $219.99eufy Security eufyCam 3 Add-on Camera, Wireless Outdoor 4K Camera, Forever Power with Solar Panel, Face Recognition AI, Expandable Local Storage, Spotlight, Requires HomeBase 3, Home Security SystemAmazon
- SALESwann 12MP Security Camera System, 16 Channel NVR with 4TB, 16 IP Cameras Indoor Outdoor Home, 6k Mega HD PoE Wired,Video Analytics, 2-Way Audio, Sirens, Color Night Vision, True Detect, 1690008B8DEAmazon・Sale
- $12.38Security Infrared Light CCTV Ir Light, 720p, Energy-Saving Ir Illuminator, for Home Security SystemAmazon
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- $4.99Raspberry Pi Security: Build Your Own DIY Home Security System with PiAmazon
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- $91.00Wireless IP Indoor Pan and Tilt HD Standard Surveillance Camera for Net Connected Home Security and Automation SystemThe Home Depot
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- SAVE $22.80$57.19$79.99CPVAN Home Alarm System Wireless, DIY Smart Door/Window Alarm for Home Security, WiFi Alarm with Phone APP Alert 13 Pieces-Kit (Alarm Hub, 8 Door Sensors, 2 Remotes, 2 RFID Cards),Work with AlexaAmazon
- $199.99Home Security System using Raspberry Pi compute module 3Udemy
- SAVE $39.01$59.99$99.00WiFi Door Alarm System, Wireless DIY Smart Home Security System, with Phone APP Alert, 8 Pieces-Kit (Alarm Siren, Door Window Sensor, Remote), Work with Alexa, for House, Apartment, by tolviviovAmazon
- $2.99Raspberry Pi Security: Build Your Own DIY Home Security System with Pi (Pi Innovators: Unleashing Creativity with Raspberry Pi)Amazon
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- $11.37Security System Sign ~Signs~ Burglar Alarm Warning | Indoor/Outdoor | Business, Garages, Home, Offices | Signmission Wall PlaqueAmazon
- $49.99KERUI WiFi Home Security Alarm System 8-Piece kit Door Alarm System DIY Siren Door/Window Sensors Remotes Burglar Alarm for House Apartment Office,Compatible with Alexa Google HomeAmazon
- SALESwann 4K Master Security Camera System, 8 Channel NVR with 2TB HDD, 4X Bullet IP Cameras, Indoor/Outdoor PoE Wired, 24/7 Home Surveillance, Color Night Vision, True Detect, Sensor Spotlights,876804Amazon・Sale
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- $64.99Splenssy WIFI GSM Home Alarm Security System, 2.4in LCD Wireless DIY Smart Home Burglar Security Alarm System 10 Piece Kit, Compatible with Alexa Google Home Voice ControlAmazon
- SAVE $5.14$34.85$39.99SABRE Home Security System with Remote, 125dB Alarm, Audible Up to 850 Feet (259 Meters), Wireless, Comes with 1 Motion Sensor Alarm, 2 Door or Window Alarms and 1 Remote Key Fob, Home and Away ModesAmazon