SALE DSC PowerG PG9984P Wireless Dual-Tech PIR & MW Indoor Motion Detector White
$31.00$35.00
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Sensors & Motion Detectors deals
Discounted security listings from eBay sellers, biggest markdowns first. Prices and availability change fast — confirm on eBay before buying.
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SALE 
SALE 20M Single Beam Detector Alarm Photoelectric Infrared Laser Sensor Anti Theft E
$14.44$16.23
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SALE (2) SimpliSafe Smart Indoor Water Sensor, Wi-Fi Connected, Wireless (Battery)
$35.99$40.44
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SALE ABS 24.125GHz Human Inductive Motion Microwave Radar Sensor For Automatic Door
$18.49$20.78
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SALE 5-24V USB Port Detector Infrared PIR Motion Sensor Switch For Led Light Strip ff
$10.56$11.87
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SALE Motion Sensor DC 5V 24V Light Switch Movement Detector Automatic PIR Sen C
$9.68$10.88
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SALE Wuloo 1800ft Long Range Outdoor Motion Detector Sensor Wireless Driveway Alarm
$130.00$146.00
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SALE 10 x RC-33 NC Wired Door Contact Sensor Alarm Magnet Reed Switch 100V
$12.45$13.99
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SALE Smart Thermometer Hygrometer Wi-Fi LCD Temperature Humidity Sensor Home Digital
$19.13$21.49
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SALE New Effective Device Water Leak Alarm Flood Level Overflow Detector Security
$10.05$11.29
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SALE 4 Modes Outdoor Solar Alarm 129dB Motion Sensor With Dog Barking Gunshot Sounds
$24.11$27.09
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SALE Auto ON OFF Detector Infrared PIR Motion Sensor Switch For Led Light Strip
$10.76$12.09
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SALE 3-5m Automatic Body Infrared PIR Motion Sensor Detector Switch For LED light F
$9.87$11.09
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SALE AC 85-265V Replacement Motion Infrared Sensor Switch For Outdoor 180° Detection
$11.92$13.39
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SALE PIR Motion Sensor Switch Auto-Sensing On/Off AC100-240V for Schools & Buildings
$11.92$13.39
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SALE New Defiant 270 Degree Replacement Motion Sensor, Bronze, 1002 314 998
$12.00$13.54
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SALE Water Leak Starter Kit: Hub + 6 Leak Sensor 1 Silent, LoRa Long-Range, App/SM...
$136.96$153.89
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SALE DC8V-50V Photocell Light Sensor Switch For Automatic Switching Lights Control
$11.80$13.26
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SALE 20m Single Beam Alarm Photoelectric Infrared Detector Alarm Home Security C
$14.44$16.23
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SALE New ABS Water Leak Alarm Flood Level Overflow Detector Sensor Home Security
$9.86$11.08
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SALE DC USB Body Infrared PIR Motion Sensor Switch Detector Switch For LED Light m
$10.58$11.89
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SALE 20M One Beam Infrared Sensor Detector Alarm Photoelectric Infrared Laser Sensor
$14.50$16.29
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SALE 110 dB Water Alarm w/Detachable Sensor for Hard-to- Areas BWD-HWA
$22.15$24.89
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SALE 5V-24V PIR Infrared Ray Motion Sensor Switch USB/DC LED Detector Switching n
$10.56$11.87
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SALE ABS Water Leak Alarm Flood Level Overflow Detector Sensor Home Security
$9.87$11.09
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SALE NEW Ring Alarm Motion Detector (2nd Gen) (1-Pack) - White
$19.00$21.32
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SALE Ring Alarm Motion PIR Detector Sensor Home Security System Wireless Wifi 2nd Gen
$18.99$21.32
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SALE Water Leak Detector, 1/4 Mile World's Longest Range, Wireless Smart Water Lea...
$23.90$26.85
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SALE Water Leak Starter Kit: Hub + 4 Leak Sensor 1 Silent, LoRa Long-Range, App/SM...
$86.20$96.85
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SALE 110 dB Water Alarm w/Detachable Sensor for Hard-to- Areas BWD-HWA
$21.23$23.85
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SALE Occupancy Motion Sensor Light Switch, PIR Infrared Motion Activated Wall Swit...
$26.57$29.85
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SALE Single Pole Occupancy Motion Sensor Light Switch, PIR Infrared Motion Activat...
$43.48$48.85
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SALE 30cm 5V-24V PIR Infrared Ray Motion Sensor Switch USB/DC LED Detector Switching
$10.56$11.87
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SALE New 315mhz Infrared Motion Sensor Home Garage Alert Security System
$18.14$20.38
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SALE New Automatic Light Sensor Control Switch DC8-50V Photocell Light Switch Parts
$11.80$13.26
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SALE 24.125 Human Inductive Motion Microwave Radar Sensor for Automatic Door AC12-24V
$18.86$21.19
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SALE New ABS Water Leak Alarm Flood Level Overflow Detector Sensor Home Security
$10.14$11.39
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SALE High Sensitivity 24.125GHz Human Inductive Motion Microwave Radar Sensor
$18.77$21.09
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SALE New 100 MA 10 x RC-33 Wired Door Contact Sensor Alarm Magnet Reed Switch
$12.45$13.99
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SALE Motion Detector Switch AC100-240V High Quality Replacement for Light Control
$11.92$13.39
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SALE Easy To Remove Water Leak Alarm Flood Level Overflow Detector Sensor New
$10.05$11.29
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SALE 20m Single Beam Alarm Photoelectric Infrared Detector Alarm Home Security
$14.68$16.49
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SALE 3-5m Automatic Body Infrared PIR Motion Sensor Detector Switch For LED light
$9.87$11.09
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SALE 5V-24V PIR Infrared Ray Motion Sensor Switch USB/DC LED Detector Switching n
$10.85$12.19
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SALE AC 85-265V Motion Infrared Sensor Switch For Exhaust Fan 180° Detection Range
$11.92$13.39
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SALE New 45° Infrared Motion Sensor Home Garage Alert Security System
$18.41$20.69
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SALE Motion Sensor DC 5V 24V Light Switch Movement Detector Automatic PIR Sen F
$9.87$11.09
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SALE 12-24V 24.125GHz Human Inductive Motion Microwave Radar Motion Tracking Sensor
$18.77$21.09
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