SALE 4 Modes Solar Outdoor Motion Sensor Alarm-129db Loud Siren Lamp Noise Maker NEW
$31.84$34.99
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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 3Pcs Smart Water Leak Sensor Detector Alarm Flood Leakage Level Overflow Alarm
$12.73$13.99
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SALE NEW Solar Alarm LED Strobe Light Infrared Motion Sensor Detector for Farm Yard
$44.58$48.99
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SALE Solar Motion Sensor Alarm emits loud dog barking & gunshot sounds up to 130db
$35.12$38.59
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SALE DC 12V~24V Wiring Motion Sensor LED Strip Light Stair Controller Steps Staircase
$97.36$106.99
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SALE DC Wiring Motion Sensor LED Strip Light Stair Controller Steps Staircase 12V~24V
$97.36$106.99
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SALE interlogix SDX-135Z Interconnected Smoke Detector with Heat/Freeze sensor
$95.00$104.00
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SALE COOPER GREENGATE OAC-DT-2000-MV CEILING OCCUPANY SENSOR DAYLIGHT PIR WHITE QTY 2
$40.00$43.91
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SALE 20M Single Beam Detector Alarm Photoelectric Infrared Laser Sensor Anti Theft E
$14.77$16.23
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SALE New Automatic Light Sensor Control Switch DC8-50V Photocell Light Switch Parts
$12.07$13.26
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SALE New 315mhz Infrared Motion Sensor Home Garage Alert Security System
$18.55$20.38
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SALE ABS 24.125GHz Human Inductive Motion Microwave Radar Sensor For Automatic Door
$18.91$20.78
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SALE White PIR Motion Sensor Wall Switch AC100-240V for Downlights & Ceiling Lights
$11.98$13.16
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SALE AC 85-265V Durable Motion Infrared Sensor Switch For Outdoor 180° Detection
$11.98$13.16
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SALE New Low-Cost Water Leak Alarm Flood Level Overflow Detector Sensor Security
$10.08$11.08
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SALE 30cm 5V-24V PIR Infrared Ray Motion Sensor Switch USB/DC LED Detector Switching
$10.80$11.87
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SALE Home WiFi Smart Temperature Humidity Sensor Meter Hygrometer Thermometer Monitor
$19.27$21.18
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SALE 3-5m Automatic Body Infrared PIR Motion Sensor Detector Switch For LED light C
$9.90$10.88
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SALE New 10 x RC-33 NC Recessed Door Contact Sensor Alarm Magnet Reed Switch
$12.51$13.75
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SALE Motion Sensor DC 5V 24V Light Switch Movement Detector Automatic PIR Sen C
$9.90$10.88
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SALE 5-24V USB Port Detector Infrared PIR Motion Sensor Switch For Led Light Strip ff
$10.80$11.87
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SALE NEW SimpliSafe ES3 Entry Door Window Sensor Magnet White 3rd Gen - New in Box
$10.00$10.99
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SALE NEW LED Strip Light Stair Lighting Controller Motion Sensor System Full Set
$109.19$119.99
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SALE Black 24.125GHz Human Inductive Motion Microwave Radar Sensor For Automatic Door
$19.01$20.89
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SALE Home Security Single Beam Alarm Photoelectric 20M Infrared Laser Sensor Detector
$14.82$16.29
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SALE New Water Leak Alarm Flood Level Overflow Detector Sensor Home Security Alert
$10.09$11.09
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SALE DC8-50V Photocell Light Sensor Switch For Automatic Switching Lights Control
$12.09$13.29
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SALE 1pc Driveway Alarm Infrared Motion Sensor Home Garage Alert Security System
$18.65$20.49
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SALE Motion Sensor DC 5V 24V Light Switch Movement Detector Automatic PIR Sen A
$9.91$10.89
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SALE 5-24V USB Port Detector Infrared PIR Motion Sensor Switch For Led Light Strip hh
$10.82$11.89
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SALE New 10 x RC-33 NC Wired Door Contact Sensor Alarm Magnet Reed Switch
$12.55$13.79
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SALE Auto ON OFF Detector Infrared PIR Motion Sensor Switch For Led Light Strip 5-24V
$10.82$11.89
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SALE AC100-240V Motion Sensor Switch PIR Infrared Auto On/Off for LED Lights White
$12.00$13.19
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SALE ecobee wireless Smart Sensor for Doors & Windows 2 Pack White EB-DWSHM2PK-01
$44.99$49.50
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SALE Tuya Smart WiFi Smoke Sensor 85dB Sound Security System Control Fire Protectioyx
$22.72$24.97
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SALE Tuya Smart WiFi Smoke Sensor 85dB Sound Security System Control Fire Protectioyx
$22.72$24.97
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SALE Tuya Smart WiFi Smoke Sensor 85dB Sound Security System Control Fire Protectioyx
$22.72$24.97
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SALE Solar Alarm LED Light with Strobe Light Motion Sensor Detector Wireless Outdoor
$12.55$13.79
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SALE Sensorswitch Wall Switch,Dimming,Ivory NPODM DX IV Sensorswitch NPODM DX IV
$133.79$146.99
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SALE Wall Mount 24.125GHz Human Inductive Motion Microwave Radar Sensor For Elevators
$19.31$20.99
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SALE Black 24.125GHz Human Inductive Motion Microwave Radar Sensor For Automatic Door
$19.31$20.99
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SALE Auto ON OFF Detector Infrared PIR Motion Sensor Switch For Led Light Strip h
$11.03$11.99
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SALE 5V/1A Smart Thermometer Hygrometer Wi-Fi Temperature Humidity Sensor Monitor
$19.68$21.39
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SALE New ABS Water Leak Alarm Flood Level Overflow Detector Sensor Home Security
$10.29$11.19
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SALE AC 85-265V Motion Infrared Sensor Switch For House Garden 180° Detection Range
$12.23$13.29
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SALE Infrared Sensor Switch AC100-240V Brand New 1PCS for Office & Home Lighting
$12.23$13.29
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SALE 3-5m Automatic Body Infrared PIR Motion Sensor Detector Switch For LED light I
$10.11$10.99
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SALE Motion Sensor DC 5V 24V Light Switch Movement Detector Automatic PIR Sen I
$10.11$10.99
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