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Security System Sensors

Shop the best prices on 11,473 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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3,169 - 3,200 of 3,200
WiFi Door Window Detector, Remote Alarm Sensor with App Notification, Compatible with Google Assistant
From $32.95
Light Curtain Sensor Switch Safety Light Grating Security Device(8 Beams BEM0840-C-280NB)
From $109.00
Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen
From $13.95
2 Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 in 1 Door Sensor Doorbell Door Open Alarm Loud108dB
From $34.95
10-Pack Wireless Door and Window Alarm Sensors for Home Security and Pool Area Protection
From $54.00
CC308+ Multi-Detector Full-Range All-Round Detector For Hidden Mini Camera / IP Lens/ GMS / RF Signal Detector Finder(Black)
From $31.95
HK-809 High Sensitivity GPS Magnetic Field Electromagnetic Wave Wireless Signal Detector(Black)
From $99.00
CC-309 Full Band Detector with LED Screen Display, Detection Frequency Range: 1MHz-6500MHz(Black)
From $54.00
CC308+ Multi-Detector Full-Range All-Round Detector For Hidden Mini Camera / IP Lens/ GMS / RF Signal Detector Finder(Black)
From $33.95
HK-809 High Sensitivity GPS Magnetic Field Electromagnetic Wave Wireless Signal Detector(Black)
From $104.00
HK-809 High Sensitivity GPS Magnetic Field Electromagnetic Wave Wireless Signal Detector(Black)
From $99.00
CC308 Full Range Camera Laser Detector Mini Wireless Camera Signal GSM Device Finder
From $30.95
3X Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
From $64.00
CC308 Full Range Camera Laser Detector Mini Wireless Camera Signal GSM Device Finder
From $28.95
Mobile Phone Wireless Camera Wireless RF Detector Cell Phone Buster(Black)
From $189.00
Laser Infrared Scanning Detector WiFi Camera Finder DS-318
From $159.00
Mobile Phone Wireless Camera Wireless RF Detector Cell Phone Buster(Black)
From $199.00
CC-309 Full Band Detector with LED Screen Display, Detection Frequency Range: 1MHz-6500MHz(Black)
From $49.95
Anti-Theft Window Alarm 125dB with Ultra-Slim Vibration Sensor (3 Pack)
From $59.00
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Safety 5Pcs
From $42.95
Infrared beam detector for home security alarm system
From $49.95
Wireless Door Alarm With Remote Windows Open Alarmshome Security Sensor Pool Alarm For Kids Safety Sliding (2 Pack)
From $89.00
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
From $24.95
Home Alarm Magnetic Wireless Independent Window, Door Sensor With 90db Buzzer
From $99.00
Anti theft and addiction alarm, door and window sensors, wireless alarm and security device
From $41.95
Alarm Sensor Module Sw420 Motion Module for Alertor 1Pcs Multi
From $10.95
Smart Zigbee Vibration Motion Sensor App Control Security Protection Motion Shock Alarm ZG-103ZL
From $43.95
Wireless Emergency Button Alarm Disabled Toilet Call Button Elderly Help Alarm
From $139.00
DC12V Photocell Beam Sensor Infrared Automatic Garage Gate Door Detector
From $13.95
Digital Thermometer with WiFi Connectivity and Freezer Alert for Home Monitoring
From $38.95
Door Alarm Sensor Window Home Safety Alarms Indoor PIR Motion Infrared Detector USB Rechargeable
From $19.95
1 Pair Magnetic Reed Switch NC NO Door Alarm/Window Security Switch Magnetic Contact Switch/Reed Switch for GPS Alarm White
From $24.95