SALE Maestro Motion Sensor Light Switch - Energy-Efficient, White
$37.49$49.99
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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 Long Range Wireless Driveway Alarm - Weather Resistant
$56.24$74.99
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SALE Reed Switch NC for Home Security - 10mm Distance
$46.49$61.99
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SALE 4 ELEGRP Occupancy Sensor Light Wall Switch Passive Infrared Motion Activated
$36.00$48.00
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SALE SimpliSafe Home Security Water Sensor WT3
$14.99$19.98
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SALE GE 60-893 DES3 FAR ENCRYPTION MODULE PROVIDE ENCRYPT DECRYPT ADVENT CONTROL PAN
$44.96$59.95
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SALE Ring Alarm 5-Piece Security Kit - White (4K11S7-0EN0) 1st Gen - Brand New
$60.00$80.00
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SALE Motion Sensor Switch for Bathroom, Garage, Laundry - 2 Pack
$65.99$87.99
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SALE Indoor Motion Sensor Light Switch - Energy Efficient
$37.49$49.99
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SALE Zigbee Motion Sensor Hub Required - Echo Devices Compatible
$125.24$166.99
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SALE 37 Sensor Starter Kit for BBC Micro bit v1.5 v2
$82.49$109.99
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SALE 38 Chime Tunes Home Security Alarm
$57.74$76.99
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SALE Solar Wireless Driveway Alarm - 1/2 Mile Long Range Receiver Only NEW OPEN BOX
$14.99$19.99
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SALE BRYANT MSCM1000-DC MOTION SWITCH (NEW)
$29.25$39.00
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SALE Interlogix 600-9400-IMAG-KIT Image Sensor PIR Motion White
$14.99$19.99
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SALE Wireless Security Alert - Weatherproof Driveway Alarm Set
$63.74$84.99
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SALE Long Range Wireless Driveway Alarm System
$56.24$74.99
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SALE GE AP100PI General Electric Mirror Optic PIR Motion Sensor Pets To 44 Lbs 2 Pack
$23.99$31.99
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SALE Maestro Motion Sensor Light Switch 2 Pack
$65.99$87.99
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SALE Maestro Motion Sensor Light Switch - Automatic On/Off
$37.49$49.99
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SALE Sentrol ShatterPoint Residential Acoustic & Seismic Glassbreak Sensor 5620-W
$37.49$49.99
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SALE Driveway Alarm with 1/2 Mile Range
$56.99$75.99
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SALE DIY Wireless Driveway Security Alarm - 1/2 Mile Range
$64.49$85.99
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SALE DSC PG9924 PIR Motion Detector with Integrated Camera White New Open Box
$26.24$34.99
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SALE General Electric / GE Audible Glass Vibration Alarm w/ Batteries | Indoor
$5.00$6.56
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SALE Bunker Hill Security Driveway Alert System Wireless Intruder Alarm
$12.99$16.90
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SALE Guardline Extra Receiver Wireless Driveway Alarm 500 Ft 915MHz New
$49.99$64.97
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SALE peq Door & Window Sensor 2 Pack
$23.39$29.99
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SALE New DSC WS4904 Wireless Pet Immune PIR Motion Sensor, w/ Battery.
$31.00$39.99
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SALE Chamberlain CWA2000 Wireless Motion Alert System Base Only No Sensor with Cord
$24.99$31.99
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SALE Swann Keypad Controlled Wireless Motion Sensing Alarm New & Sealed
$11.69$14.99
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SALE NEW Honeywell SiXCT Wireless Door/Window Sensor Lyric Compatible White
$15.00$19.23
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SALE Two X10 Door Window Sensors Model DS12A Powerhouse X-10 security - New!
$6.95$8.89
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SALE Security Wireless Mini Door Window Contact SZ-DWS08N-CZ3 Zigbee Sercomm NEW
$4.95$6.29
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SALE Westek Indoor Plug-in Corded Motion Activated Light Control Mlc12bc
$18.99$23.98
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SALE Smart Wi-Fi Home Window Door Burglar Security Alarm Sensor System APP Control
$21.40$27.09
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SALE Home Security WiFi Smart Door Window Sensor Magnetic Detector Burglar Alarm
$19.90$25.19
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SALE ZigBee PIR Motion Sensor Detector Smart Life Tuya APP Control Home Alarm System
$27.96$35.39
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SALE ZigBee Tuya Smart Human body Exists Sensor Detector Radar Wave for Home Security
$43.13$54.59
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SALE Tuya WiFi Smart Temperature Humidity Sensor Remote Thermometer Detectors
$19.19$24.29
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SALE TUYA ZigBee Water Leak Detector Flood Sensor-Water Tank Full Water Linkage Alarm
$16.35$20.69
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SALE ZigBee Smart Gas Leak Detector Natural Combustible Gas Leakage Sensor Alarm NEW
$33.17$41.99
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SALE Smart Ceiling Light Tuya WIFI/Zigbee Smart Sensor Millimeter Wave Radar Detector
$31.04$39.29
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SALE Motion Sensor Solar Powered Detector 120dB Home Alarm Waterproof Strobe Siren
$33.17$41.99
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SALE Tuya Smart Home Angle 110°Matter Thread USB PIR Motion Sensor APP Remote Control
$32.54$41.19
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SALE LNG CNG LP Gas Leak Detector RV Propane Alarm with Dry Contact Relay Output
$22.43$28.39
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SALE 1PC SONOFF Zigbee Human Presence Sensor SNZB-03P Smart Scenes Motion Detector
$22.74$28.79
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SALE Leviton Decora Motion Sensor Auto-On Switch Factory Sealed White Universal Light
$12.50$15.85
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