youyeetoo TFmini-S Lidar Sensor 0.1-12m Distance Measurement Single-Point Ranging Module Compatible with Pixhawk and Raspberry Pi for Drone/Motion Detection/Robot

HULPPRE Solar Indoor&Outdoor Motion Sensor Alarm,Ultrasonic,2*130db Loud Siren Noise Maker,4 Modes,Mount on Ground or Fence,Red&Blue Motion Activated Strobe Light,Say Goodbye to The Intruders

$22.99

EDISHINE 2 Pack Motion Sensor, 180-Degree Replacement Motion Detector for Outdoor Lights, Adjustable Time & Detection Range Up to 60FT, 3 Modes PIR Motion Sensor for Floodlight, Black, UL Listed

-12% $21.99

Designers Edge L6020BR 180-Degree Replacement Motion Sensor with Adaptor, Bronze, 500-watt

$33.52

4-Pack WiFi PIR Motion Sensor: Smart Motion Detector with App Notification Alerts, Wireless Contact Sensor for Home Security and Smart Home Automation, No Hub Required, Compatible with Alexa

-5% $40.68

Sensor Switch NPS-80 nLIGHT Occupancy Sensor Power Pack, 15Vdc 80mA, 120/277V

$43.30

Fosmon WaveLink Door Chime Driveway Alarm Guard Wireless Motion Sensor (500 Feet, 58 Tunes, 5 Volume Levels, LED Indicators) Motion Detector Home/Business/Store Entrance Alert (1 Receiver + 1 Sensor)

-9% $19.98

Eve Eve Motion (Matter) White Motion Detector, IPX3 Water Resistance, Light Sensor, 9 m Detection Range, Battery Powered, Matter-enabled, Thread-enabled

$76.81

KKKMart 3.0/WiFi Human Presence Sensor 5V MMwave 24G Radar with Siren Alarm Motion Lux Detection Tuya/Smart Life Home Automation for Indoor Outdoor Grow Plants Film Photography lu(WiFi)

$31.80

WattStopper FS-705-W Motion Sensor, 180 Degree Passive Infrared Wall Occupancy Sensor, 24V - White

$53.00

USB Interface CNC Motion Control Card Board Controller with Strong Anti-Interference Ability

$24.67

Driveway Alarm Motion Sensor - Driveway Alarms Wireless Outside Weatherproof Motion Detector Presence Outdoor Detector Door Home Security System Gate Mailbox Alert 1 Receiver and 2 Sensors

$37.99

WiFi Human Presence Sensor: Smart Motion Sensor with App Notification Alerts, 5.8GHz mmWave Radar Detector, Zone Positioning, Human Body Exists Sensor for Home Security & Home Automation

-0% $27.98

Bosch ISC-CDL1-W15G Commercial Series TriTech Motion Detector

$72.16

Solar Wireless Driveway Alarm, Outdoor Motion Sensor Detector Alarms Driveway Alert System 2000ft Long Range with Rechargeable Battery, Outside Weatherproof / Expandable (1 Receiver and 4 sensors)

$89.97

EDISHINE 2 Pack 240° Motion Sensor, Replacement Motion Detector for Outdoor Lights, Adjustable Time & Detection Range Up to 60FT, 3 Modes PIR Motion Sensor for Floodlight, Black, UL Listed

-7% $25.99

EDISHINE 2 Pack 240° Motion Sensor, Replacement Motion Detector for Outdoor Lights, Adjustable Time & Detection Range Up to 60FT, 3 Modes PIR Motion Sensor for Floodlight, Brown, UL Listed

-7% $25.99

1/2 Mile Hosmart Driveway Alarm Wireless Sensor System & Driveway Sensor Alert System Weatherproof Security Outdoor Motion Sensor & Detector

$45.99

Wired PIR Motion Sensor 12V Indoor Dual Infrared Probe Anti Theft Alarm Detector Home Security System Portable Wide Angle Warning Alarm Used with an Alarm

$14.88

Bolsen HB100 Microwave Doppler Radar Wireless Module Motion Sensor HB100, Microwave Motion Sensor, Motion Detector

-5% $9.49

Guardline 1320 Foot Long Range Driveway Wireless Alarm Receiver - Outdoor Weather Resistant Motion Sensor & Detector-Security Alert System - Monitor & Protect Outside Property

$41.99

Optex DX-40 Standard PIR Sensor, 40 Foot Range

-17% $75.26

SILENT KNIGHT D4120W 4-Wire Conv Photo Duct Motion Sensor, White, Wall Mount, 3.1 lbs

-0% $233.00

WattStopper CX-100 Occupancy Sensor, Ceiling/Wall, 2000 Sq. Ft., 24V in White

-7% $95.96

HOMEBRITE EW-1 EyeWatch Outdoor Wireless Solar-Powered Security Motion Detector, 180 Degree Detection, Siren Alert with Flashing Blue Lights.

$20.24