2.4G WiFi Motion Sensor Alarm, Smart Motion Detector Doorbell Compatible withTuya/Alexa/Google Assistant, Home Security Smart System Wireless Doorbell Chime Real-Time App Notification

HANNAHONG PIR Motion Detector, Motion Sensor Replacement, AC110-220V, Waterproof Outdoor,Human Body Sensor for LED Light, Auto Dusk to Dawn Inductor Switch (Gey)

-15% $10.99

Driveway Alarm- Long Range & 30 Chimes Wireless Solar Motion Sensor Alarm- IP65 Outside Weatherproof Driveway Motion Sensor Detector-Home Security Alert System- Protect Outdoor Indoor Property (2S1R)

$49.99

TREEWELL 2 Pack 240-Degree Replacement Motion Detector, Adjustable Delay Time & Detection Sensitivity Up to 60 Feet Range, 3 Working Modes Pir Motion Sensor for Security Floodlight, Black, UL Listed

$29.99

2GIG PIR1e-345 eSeries Encrypted PIR Motion Detector with Pet Immunity (PIR1e)

-19% $44.00

WiFi Smart Motion Sensor: Indoor PIR Motion Detector, Free App Alert, Tuya App Remote Monitor, USB & Battery Dual Power Supply, Infrared Wireless Alarm System for Home Security & Home Automation

-5% $17.99

JZK 2X AC 110-220V PIR Motion Sensor Module, pir Infrared Motion Sensor Detector Switch for led Lighting, pir Sensor for Ceiling Light, Downlight, Light Sensor Module

-8% $7.26

Taidacent Waterproof Ultra-Precision Ultrasonic Sensor Presence and Detection Parking Occupancy Sensor Vehicle Presence Detector Ultrasonic Range Detector in Outdoor (PWM)

$17.20

Solar Alarm Motion Detector,360° Motion Detection,Motion Sensor Noise Maker,Support Recording,Dog Barking Alarm for Barn,Garden and Home Security

-32% $34.99

ChunHee Solar Outdoor Motion Sensor Alarm,Dog Barking Alarm & Support Recording,±Volume,13 Sounds,130dB Loud Motion Sensor Noise Maker,Motion Activated Alarm for Deer,Bear,Intruder

-5% $66.49

Customizable Voice Motion Sensor Sound Player, Commercial Door Entry Alert with USB Cable, Motion Sensor Alarm Doorbell for Elderly

-4% $20.99

Safety Technology International, Inc. STI-9620 Motion Detector Damage Stopper, Protective Steel Wire Guard for PIR Units

-5% $21.45

Solar Driveway Alarm Wireless Outside 1800ft Range, Outdoor Motion Sensor & Detector Driveway Alert System with Rechargeable Battery/Weatherproof/Mute Mode (1&1-Camouflage)

-10% $44.99

Solar Driveway Alarms Wireless Outside Weatherproof Motion Detector & Sensor for 1000ft Long Range - No Need Replace Batteries Security Driveway Alert System - Monitor & Protect Outside Property

-8% $45.99

Waytronic PIR Infrared Motion Sensor Activated Sound Player Loudspeaker Alarm Motion Detector for Door Greeter Welcome Guests Entry Alert and Sales Advertising, (Black)

-3% $27.50

X10 MS16A ActiveEye Wireless Indoor/Outdoor Motion Sensor

$16.99

Linptech WiFi Human Presence Sensor,Smart Motion Sensor with 24G mmWave Radar,Occupancy Sensor for Home Security and Automation,Compatible with Alexa/Smart Life/Tuya Smart,No Hub Required(White)

$29.99

Infrared Motion Sensor Activated Sound Speaker Built with Microphone Recordable Voice for Shop Sale, Garage Door Alert, Greeting Visitor Door Chime, Security Reminder（Black）

$23.29

EMX Sensor Probe Carsense 101 Complete Set for 100ft / 9...41VDC (12Volt / 24Volt) Outdoor Buried Driveway Vehicle Gate Motion Detector

$283.00

Outdoor 90~250V 180 Degree Infrared PIR Motion Sensor Detector Wall Light Switch Black

-6% $11.64

Motion Detector Alarm Set by Bunker Hill Security

$59.54

Qualirey 8 Pcs Solar Outdoor Motion Sensor Alarm Animal Deterrent Gunshot Sound Dog Barking Alarm 130db Loud Noise Maker 3 Modes with USB Remote Control, Support Recording and Volume Adjustment

-3% $134.99

Microtivity GP2Y0A41SK0F 4-30cm Infrared Distance Sensor - Black - Motion Detection (4-30cm) - Wall Mount - Walkway

$9.49

DSC PG9984P PowerG Wireless Dual Tech Motion Detector with Pet Immunity Up to 85lbs, 49 ft. / 90° Coverage Area, Front and Back Tamper, Anti-Masking Technology, Low Battery Indication

-8% $97.86

Honeywell Ademco 997 Ceiling Mount PIR Motion Sensor

-38% $42.00