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FaucetsMore Top BrandsSafety Equipment and GearAir QualityAir ToolsAlarm SystemsAll Garage StorageAll Home SecurityAll Renewable EnergyAll Tool SetsAsphalt, Concrete & MasonryAwningsBathroom Cabinets & FixturesBathroom HardwareBathroom PlumbingBreakers, Distributors, and Load CentersCable ManagementCarbon Monoxide AlarmsCommercial LightingDehumidifiersDimmers, Switches, and Wall PlatesDoor HardwareDoor Security HardwareDoorbellsDoorsElectric MotorsElectrical ToolsElectronic Communication ComponentsEmergency SuppliesEvaporative Coolers and PartsExtension Cord ReelsFastenersFire SafetyFireplacesFirst AlertFlashlightsFurniture HardwareGarage CabinetsGarage Door Openers and HardwareGarage LightsGarage Shelves and RacksGarage Storage SystemsGuttering & DrainageHand ToolsHome SafetyHome Safety by BrandHooksHVAC Ducting and VentilationKiddeKitchen Fixtures and MaterialsKitchen HardwareKitchen PlumbingLaskoLight BulbsMailboxes and Mailbox AccessoriesMayfairMechanics ToolsMideaMoldingMouldingsOutletsPadlocksPaint Supplies & ToolsPersonal PreparednessPersonal SafetyPlug AdaptersPower Tool AccessoriesPower ToolsPressure WashersProjectsRegisters and GrillsSafes & LockboxesSafety DetectorsSealants, Fillers and AdhesivesShop Plumbing by FixtureSolar AccessoriesSolar Charge ControllerSolderingStorage ContainersStorm & Flood PrepSurveillanceTestersThermostatsToilets and BidetsTool Equipment & StorageTOTOTrimUtility CartsWall DecalsWall OrganizationWater DispensersWater FiltersWater Filtration & Water SoftenersWater HeatersWater Heaters, Pumps & TanksWeatherproof CoversWeldersWildfire PrepWindowsWinter PrepWire Shelving Accessories And PartsWoodworking Tools

Sensing Unit

Uses item details. Price when purchased online

M Buder Smart Wireless Human Body Motion Sensor with Light Intensity Detector, 360-Degree Rotation Holder, 23 Feet Range, ZigBee Compatible for Indoor Home Security $25.47

M Buder Smart Wireless Human Body Motion Sensor with Light Intensity Detector, 360-Degree Rotation Holder, 23 Feet Range, ZigBee Compatible for Indoor Home Security
current price $25.47

M Buder Smart Wireless Human Body Motion Sensor with Light Intensity Detector, 360-Degree Rotation Holder, 23 Feet Range, ZigBee Compatible for Indoor Home Security

CPVan Motion Sensor Alarm, 125dB, 328ft Range White PIR Motion Detector

CPVan Motion Sensor Alarm, 125dB, 328ft Range White PIR Motion Detector
Black, variant on CPVan Motion Sensor Alarm, 125dB, 328ft Range White PIR Motion Detector
White, variant on CPVan Motion Sensor Alarm, 125dB, 328ft Range White PIR Motion Detector
Options

CPVan Motion Sensor Alarm, 125dB, 328ft Range White PIR Motion Detector

4 out of 5 Stars. 29 reviews

Best seller LUTEC 32W 2500 Lumen LED Security Lights Motion Sensor Light Outdoor, 5000K Daylight, IP65 Waterproof, Dusk to Dawn, Motion Detector Flood Light for Garage, Yard, Porch-White From $26.60

Best seller
LUTEC 32W 2500 Lumen LED Security Lights Motion Sensor Light Outdoor, 5000K Daylight, IP65 Waterproof, Dusk to Dawn, Motion Detector Flood Light for Garage, Yard, Porch-White
Available in additional 2 options
Options
From$2660

LUTEC 32W 2500 Lumen LED Security Lights Motion Sensor Light Outdoor, 5000K Daylight, IP65 Waterproof, Dusk to Dawn, Motion Detector Flood Light for Garage, Yard, Porch-White

4.6 out of 5 Stars. 134 reviews

Riousery Wired Anti-Pet PIR Motion Sensor Alarm Detector Dual Infrared Home Burglar Security System (3.74 x 2.64 inches / 9.5 x 6.7 cm) $11.10

Riousery Wired Anti-Pet PIR Motion Sensor Alarm Detector Dual Infrared Home Burglar Security System (3.74 x 2.64 inches / 9.5 x 6.7 cm)
current price $11.10

Riousery Wired Anti-Pet PIR Motion Sensor Alarm Detector Dual Infrared Home Burglar Security System (3.74 x 2.64 inches / 9.5 x 6.7 cm)

GJX Driveway Alarm,328 Ft Long Range Plug-In Driveway Alarm,Outside Weatherproof Motion Sensor,Home Alarm System with 1 Receiver and 1 Sensor From $15.00

GJX Driveway Alarm,328 Ft Long Range Plug-In Driveway Alarm,Outside Weatherproof Motion Sensor,Home Alarm System with 1 Receiver and 1 Sensor
1 Receiver and 1 Sensor, variant on GJX Driveway Alarm,328 Ft Long Range Plug-In Driveway Alarm,Outside Weatherproof Motion Sensor,Home Alarm System with 1 Receiver and 1 Sensor
1 Receiver and 2 Sensor, variant on GJX Driveway Alarm,328 Ft Long Range Plug-In Driveway Alarm,Outside Weatherproof Motion Sensor,Home Alarm System with 1 Receiver and 1 Sensor
Options
From$1500

GJX Driveway Alarm,328 Ft Long Range Plug-In Driveway Alarm,Outside Weatherproof Motion Sensor,Home Alarm System with 1 Receiver and 1 Sensor

5 out of 5 Stars. 1 reviews

Flash Deal X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Standalone Alarm, Certified to Latest UL Standards, 1 PACK, SC06 From $35.99

Flash Deal
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Standalone Alarm, Certified to Latest UL Standards, 1 PACK, SC06
Available in additional 2 options
Options
From$3599

X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Standalone Alarm, Certified to Latest UL Standards, 1 PACK, SC06

4.6 out of 5 Stars. 636 reviews

Riousery Smart PIR Motion Sensor App Support Infrared Induction 2.4Ghz Wide Angle Home Security Alarm for Bedroom Kitchen (3.94 inches / 10 cm) $23.52

Riousery Smart PIR Motion Sensor App Support Infrared Induction 2.4Ghz Wide Angle Home Security Alarm for Bedroom Kitchen (3.94 inches / 10 cm)
current price $23.52

Riousery Smart PIR Motion Sensor App Support Infrared Induction 2.4Ghz Wide Angle Home Security Alarm for Bedroom Kitchen (3.94 inches / 10 cm)

Motion Sensor, Dual-tech Infrared Motion Detector With Strong Sensitivity Unaffected By Light, Ideal For Shops, Homes And Office Buildings $17.99

Motion Sensor, Dual-tech Infrared Motion Detector With Strong Sensitivity Unaffected By Light, Ideal For Shops, Homes And Office Buildings
current price $17.99

Motion Sensor, Dual-tech Infrared Motion Detector With Strong Sensitivity Unaffected By Light, Ideal For Shops, Homes And Office Buildings

Wireless PIR Motion Detector Home Security System Infrared Sensor Alarm $12.87

Wireless PIR Motion Detector Home Security System Infrared Sensor Alarm
current price $12.87

Wireless PIR Motion Detector Home Security System Infrared Sensor Alarm

GJX Infrared Motion Detector Alarm System with 2 Remotes, Wireless PIR Sensor for Home Security, Garage, Windows, Hallway $13.13

GJX Infrared Motion Detector Alarm System with 2 Remotes, Wireless PIR Sensor for Home Security, Garage, Windows, Hallway
current price $13.13

GJX Infrared Motion Detector Alarm System with 2 Remotes, Wireless PIR Sensor for Home Security, Garage, Windows, Hallway

X-Sense Combination Smoke and Carbon Monoxide Alarm, 10-Year Battery Powered Detector, UL Certified, 1 PACK, XP0H-SN From $42.99

X-Sense Combination Smoke and Carbon Monoxide Alarm, 10-Year Battery Powered Detector, UL Certified, 1 PACK, XP0H-SN
Available in additional 2 options
Options
From$4299

X-Sense Combination Smoke and Carbon Monoxide Alarm, 10-Year Battery Powered Detector, UL Certified, 1 PACK, XP0H-SN

4.7 out of 5 Stars. 194 reviews

Aeotec ZWA005 Z-Wave Plus TriSensor Multi-Sensor Gen5 $62.99

Aeotec ZWA005 Z-Wave Plus TriSensor Multi-Sensor Gen5
current price $62.99

Aeotec ZWA005 Z-Wave Plus TriSensor Multi-Sensor Gen5

Indoor Motion Sensor Alarm, Indoor Wireless Infrared Security Motion Detector With Siren (30 Ft. Sensor Range, 125 Db, Battery), Motion Detector Alarm For Home Garage Shop $27.99 Was $33.99

Indoor Motion Sensor Alarm, Indoor Wireless Infrared Security Motion Detector With Siren (30 Ft. Sensor Range, 125 Db, Battery), Motion Detector Alarm For Home Garage Shop
current price Now $27.99, Was $33.99

Indoor Motion Sensor Alarm, Indoor Wireless Infrared Security Motion Detector With Siren (30 Ft. Sensor Range, 125 Db, Battery), Motion Detector Alarm For Home Garage Shop

First Alert 1046834, Electric Precision Detection Smoke Alarms $24.84

First Alert 1046834, Electric Precision Detection Smoke Alarms
current price $24.84

First Alert 1046834, Electric Precision Detection Smoke Alarms

4.5 out of 5 Stars. 110 reviews

Wireless PIR Motion Sensor Alarm, 26 Ft Detection Range, 80dB Alert or Chime $24.99

Wireless PIR Motion Sensor Alarm, 26 Ft Detection Range, 80dB Alert or Chime
current price $24.99

Wireless PIR Motion Sensor Alarm, 26 Ft Detection Range, 80dB Alert or Chime

Tuya WIFI PIR Motion Sensor Real Time Smart Human Sensor Monitoring Infrared Human Pressure Detector Home Security System $14.10

Tuya WIFI PIR Motion Sensor Real Time Smart Human Sensor Monitoring Infrared Human Pressure Detector Home Security System
current price $14.10

Tuya WIFI PIR Motion Sensor Real Time Smart Human Sensor Monitoring Infrared Human Pressure Detector Home Security System

GJX 2026 New Infrared Motion Detector Alarm Unit with 2 Remote Controller Home Safety System for Door,Window,Garage,Hallway $12.31

GJX 2026 New Infrared Motion Detector Alarm Unit with 2 Remote Controller Home Safety System for Door,Window,Garage,Hallway
current price $12.31

GJX 2026 New Infrared Motion Detector Alarm Unit with 2 Remote Controller Home Safety System for Door,Window,Garage,Hallway

GJX 130 dB Ultra-Loud Wireless Motion Sensor Alarm, Smart Home Automation $11.90

GJX 130 dB Ultra-Loud Wireless Motion Sensor Alarm, Smart Home Automation
current price $11.90

GJX 130 dB Ultra-Loud Wireless Motion Sensor Alarm, Smart Home Automation

US Garage Alarm Alert Security Indoor Wireless PIR Motion Sensor System Driveway $25.09

US Garage Alarm Alert Security Indoor Wireless PIR Motion Sensor System Driveway
current price $25.09

US Garage Alarm Alert Security Indoor Wireless PIR Motion Sensor System Driveway

M Buder Entrance Welcome Doorbell Infrared Motion Sensor Alarm Detector for Shop Store, Black, Battery Operated, 38 Ringtones, 2.91 inches / 7.4 cm Length $13.20

M Buder Entrance Welcome Doorbell Infrared Motion Sensor Alarm Detector for Shop Store, Black, Battery Operated, 38 Ringtones, 2.91 inches / 7.4 cm Length
current price $13.20

M Buder Entrance Welcome Doorbell Infrared Motion Sensor Alarm Detector for Shop Store, Black, Battery Operated, 38 Ringtones, 2.91 inches / 7.4 cm Length

NFTIGB Power Outage Alarm, 110V-240V Dual Function Power Failure & Recovery Siren Detector, Plug-in Household Security Sensor Alarm System (11.00 x 7.00 x 5.00 Inches / 27.9 x 17.8 x 12.7 cm) $21.22

NFTIGB Power Outage Alarm, 110V-240V Dual Function Power Failure & Recovery Siren Detector, Plug-in Household Security Sensor Alarm System (11.00 x 7.00 x 5.00 Inches / 27.9 x 17.8 x 12.7 cm)
current price $21.22

NFTIGB Power Outage Alarm, 110V-240V Dual Function Power Failure & Recovery Siren Detector, Plug-in Household Security Sensor Alarm System (11.00 x 7.00 x 5.00 Inches / 27.9 x 17.8 x 12.7 cm)

Photoelectric Infrared Detector Single Beam Alarm System for Home Security, Long Range Waterproof Perimeter Infrared Detector, Dual Units Pair Alert $14.10

Photoelectric Infrared Detector Single Beam Alarm System for Home Security, Long Range Waterproof Perimeter Infrared Detector, Dual Units Pair Alert
current price $14.10

Photoelectric Infrared Detector Single Beam Alarm System for Home Security, Long Range Waterproof Perimeter Infrared Detector, Dual Units Pair Alert

High Sensitivity PIR IR Pyroelectric Sensor DC 3.3V-5V Infrared Human Motion Detector Module with PH2.0 Terminal Cable (1-2 Meters / 3.28-6.56 Feet Detection Range) $9.92

High Sensitivity PIR IR Pyroelectric Sensor DC 3.3V-5V Infrared Human Motion Detector Module with PH2.0 Terminal Cable (1-2 Meters / 3.28-6.56 Feet Detection Range)
current price $9.92

High Sensitivity PIR IR Pyroelectric Sensor DC 3.3V-5V Infrared Human Motion Detector Module with PH2.0 Terminal Cable (1-2 Meters / 3.28-6.56 Feet Detection Range)

M Buder Door Window Magnetic Contact Wired Sensor Detector Switch for Home Garage Alarm Security, 1.9 inches / 50mm Sensing Distance $16.78

M Buder Door Window Magnetic Contact Wired Sensor Detector Switch for Home Garage Alarm Security, 1.9 inches / 50mm Sensing Distance
current price $16.78

M Buder Door Window Magnetic Contact Wired Sensor Detector Switch for Home Garage Alarm Security, 1.9 inches / 50mm Sensing Distance

PIR Sensor Dual Passive Infrared Motion Detector Hard Wired Request to Exit for Residential or Commercial Burglar Alarm Systems $19.99

PIR Sensor Dual Passive Infrared Motion Detector Hard Wired Request to Exit for Residential or Commercial Burglar Alarm Systems
current price $19.99

PIR Sensor Dual Passive Infrared Motion Detector Hard Wired Request to Exit for Residential or Commercial Burglar Alarm Systems

Best seller Bell + Howell Bionic Wall Light Outdoor Solar Powered 600 Lumen 2 Pack Motion Sensor LED $29.96

Best seller
Bell + Howell Bionic Wall Light Outdoor Solar Powered 600 Lumen 2 Pack Motion Sensor LED
current price $29.96

Bell + Howell Bionic Wall Light Outdoor Solar Powered 600 Lumen 2 Pack Motion Sensor LED

4 out of 5 Stars. 312 reviews

Xfinity MP-841 Wireless Digital Pet Immune PIR Motion Detector Extra Long Range Security Sensor $39.99

Xfinity MP-841 Wireless Digital Pet Immune PIR Motion Detector Extra Long Range Security Sensor
current price $39.99

Xfinity MP-841 Wireless Digital Pet Immune PIR Motion Detector Extra Long Range Security Sensor

For Apartment Motion Detector Smart Sensor Alarm Plastic Material Wide Sensing Angle Infrared Motion Detection $14.99

For Apartment Motion Detector Smart Sensor Alarm Plastic Material Wide Sensing Angle Infrared Motion Detection
current price $14.99

For Apartment Motion Detector Smart Sensor Alarm Plastic Material Wide Sensing Angle Infrared Motion Detection

Wireless Infrared Detector Intelligent Human Infrared Motion Sensor $12.73

Wireless Infrared Detector Intelligent Human Infrared Motion Sensor
current price $12.73

Wireless Infrared Detector Intelligent Human Infrared Motion Sensor

GJX 2026 New 105Db,22.96Ft Range White Pir Motion Detector Alarm Household Sensors & Alarms 2 Pieces Pack for Home,Garage,Office,Warehouse,Shop,Security $10.80

GJX 2026 New 105Db,22.96Ft Range White Pir Motion Detector Alarm Household Sensors & Alarms 2 Pieces Pack for Home,Garage,Office,Warehouse,Shop,Security
current price $10.80

GJX 2026 New 105Db,22.96Ft Range White Pir Motion Detector Alarm Household Sensors & Alarms 2 Pieces Pack for Home,Garage,Office,Warehouse,Shop,Security

PIR Infrared Motion Sensor AC110V-220V Motion Detector Adjustable Switch for Indoor and Outdoor Multiple Scenarios,1 x infrared motion sensor,white $11.09

PIR Infrared Motion Sensor AC110V-220V Motion Detector Adjustable Switch for Indoor and Outdoor Multiple Scenarios,1 x infrared motion sensor,white
current price $11.09

PIR Infrared Motion Sensor AC110V-220V Motion Detector Adjustable Switch for Indoor and Outdoor Multiple Scenarios,1 x infrared motion sensor,white

5 out of 5 Stars. 1 reviews

Tuya Smart WiFi Infrared Detector PIR Motion Sensor Human Body Induction Alarm, Smart Household Appliances $17.88

Tuya Smart WiFi Infrared Detector PIR Motion Sensor Human Body Induction Alarm, Smart Household Appliances
current price $17.88

Tuya Smart WiFi Infrared Detector PIR Motion Sensor Human Body Induction Alarm, Smart Household Appliances

M Buder Motion Sensor Doorbell 9.8-23.0 ft / 3-7 m Sensing Range Shop Visitor Alert Alarm for Business Store Entry Welcome Chime Wireless Battery Operated Retail Entryway Alert $12.07

M Buder Motion Sensor Doorbell 9.8-23.0 ft / 3-7 m Sensing Range Shop Visitor Alert Alarm for Business Store Entry Welcome Chime Wireless Battery Operated Retail Entryway Alert
current price $12.07

M Buder Motion Sensor Doorbell 9.8-23.0 ft / 3-7 m Sensing Range Shop Visitor Alert Alarm for Business Store Entry Welcome Chime Wireless Battery Operated Retail Entryway Alert

Tuya WiFi Smart PIR Sensor Human Body Infrared Motion Detector Home Security Scene Linkage Automation $12.98

Tuya WiFi Smart PIR Sensor Human Body Infrared Motion Detector Home Security Scene Linkage Automation
current price $12.98

Tuya WiFi Smart PIR Sensor Human Body Infrared Motion Detector Home Security Scene Linkage Automation

Alasum Indoor Movement Sensor Detector with Infrared Technology for Enhanced Security Monitoring $13.58

Alasum Indoor Movement Sensor Detector with Infrared Technology for Enhanced Security Monitoring
current price $13.58

Alasum Indoor Movement Sensor Detector with Infrared Technology for Enhanced Security Monitoring

For Apartment Motion Detector Smart Sensor Alarm Plastic Material Wide Sensing Angle Infrared Motion Detection $21.44

For Apartment Motion Detector Smart Sensor Alarm Plastic Material Wide Sensing Angle Infrared Motion Detection
current price $21.44

For Apartment Motion Detector Smart Sensor Alarm Plastic Material Wide Sensing Angle Infrared Motion Detection

Best seller CHARKEE Solar Lights Outdoor Waterproof,2 Pack 3000LM 4 Heads 270°Adjustable,Motion Sensor Security Flood Lights for Outside Yard Garden Garage Porch From $22.49

Best seller
CHARKEE Solar Lights Outdoor Waterproof,2 Pack 3000LM 4 Heads 270°Adjustable,Motion Sensor Security Flood Lights for Outside Yard Garden Garage Porch
Available in additional 2 options
Options
From$2249

CHARKEE Solar Lights Outdoor Waterproof,2 Pack 3000LM 4 Heads 270°Adjustable,Motion Sensor Security Flood Lights for Outside Yard Garden Garage Porch

4.3 out of 5 Stars. 160 reviews

First Alert BRK SCO2B Smoke and Carbon Monoxide (CO) Detector with 9V Battery

First Alert BRK SCO2B Smoke and Carbon Monoxide (CO) Detector with 9V Battery

First Alert BRK SCO2B Smoke and Carbon Monoxide (CO) Detector with 9V Battery

4.5 out of 5 Stars. 489 reviews

Wireless PIR Motion Sensor Alarm Security Entry Alert Chime Black for Home Garage Store From $41.78

Wireless PIR Motion Sensor Alarm Security Entry Alert Chime Black for Home Garage Store
Black, variant on Wireless PIR Motion Sensor Alarm Security Entry Alert Chime Black for Home Garage Store
White, variant on Wireless PIR Motion Sensor Alarm Security Entry Alert Chime Black for Home Garage Store
Options
From$4178

Wireless PIR Motion Sensor Alarm Security Entry Alert Chime Black for Home Garage Store

2X Z Wave Plus 700Series PIR Motion Detector with Temperature Humidity Light Sensor Work with Smartthing,Vera(868.4MHz) $60.72

2X Z Wave Plus 700Series PIR Motion Detector with Temperature Humidity Light Sensor Work with Smartthing,Vera(868.4MHz)
current price $60.72

2X Z Wave Plus 700Series PIR Motion Detector with Temperature Humidity Light Sensor Work with Smartthing,Vera(868.4MHz)

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