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Shop the best prices on 10,843 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Other and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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2,433 - 2,464 of 3,200
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
$15.95 Save $68.05 RRP: $84.00
Fishing Infrared Sensor Alarm for Day and Night Time Fishing Camping Hunting
$45.95
Wireless Door and Window Vibration Sensor Alarm 125dB Glass Breakage Anti-Theft Sensor, Easy Install
$12.95 Save $4.00 RRP: $16.95
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced
$19.95 Save $6.00 RRP: $25.95
2G Callback Locator Anti-Theft Voice-Activated Sensor Alarm N9 US
$44.95
433Mhz Wireless Infrared Alarm Detector, Infrared Sensor Probe for Home Security
$84.00 Save $75.00 RRP: $159.00
Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home
$44.95 Save $29.05 RRP: $74.00
2X Tuya Zigbee Smart Light and Rain Sensor 2-in-1 Function, Light and Rainwater Detection Smart Life App
$69.00 Save $40.00 RRP: $109.00
3X Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
$26.95 Save $15.00 RRP: $41.95
Sonoff Dw2 Wi-fi Wireless Door and Window Sensor
$179.00
Smart WiFi Wireless Video Doorbell Security Streaming Camera Door Bell Intercom
$41.95 Save $6.00 RRP: $47.95
Smart Motion Sensor,wifi Wireless Security Alarm,with Free Notification
$48.95 Save $80.05 RRP: $129.00
6X Sensor Infrared Safety Beam Photocell Detector for Garage Gate / Swing / Sliding Door Access System
$40.95 Save $23.05 RRP: $64.00
10pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems
$64.00 Save $40.00 RRP: $104.00
4X Sensor Wireless Connectivity User-Friendly App Smart Wifi Temperature and Humidity Sensor for Home Iot Device
$28.95 Save $17.00 RRP: $45.95
Best Professional GPS Tracker Detector - GPS Finder with High Accuracy
$109.00 Save $150.00 RRP: $259.00
4 Pcs Tuya WiFi SOS Emergency Button Wireless One Key Call Help Home Elderly Children Security Protection B
$69.00
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Window Alarm
$19.95 Save $12.00 RRP: $31.95
Smart SOS Button Wireless Caregiver Pager Alert Transmitter Zigbee
$20.95 Save $13.00 RRP: $33.95
TPMS Motorcycle with 2 External Sensors Smart Tyre Alarm Kit
$43.95 Save $25.05 RRP: $69.00
Tuya Matter Thread Door Window Sensor
$31.95 Save $18.00 RRP: $49.95
Tuya ZigBee Vibration Sensor Smart Home Vibrator
$22.95 Save $12.00 RRP: $34.95
Tuya WiFi Smart Door Sensor Home Security Protection Smart Life APP Door Window Senso
$23.95 Save $14.00 RRP: $37.95
3X Tuya Door Magnetic Alarm, Anti-Theft Alarm, WIFI APP Door Magnetic Opening Reminder Remote Alarm unbrand
$30.95 Save $18.00 RRP: $48.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
$17.95 Save $11.00 RRP: $28.95
Sensor Entrance Supermarket Door DingDong Voice Reminder Alarm
$17.95 Save $11.00 RRP: $28.95
Tuya WiFi SOS Panic Button Smart Life APP Notifications One Key Alert Wall Sticky /Neck Strap Design
$36.95 Save $22.05 RRP: $59.00
Burglar Alarm for Doors and Window 120dB High Decibel Salarm Sensor
$8.95 Save $5.00 RRP: $13.95
Tuya WiFi Vibration Sensor Door Window Glass Broken Detector Home Security Anti-Theft Smart Life APP Real-Time Alert B
$33.95 Save $20.05 RRP: $54.00
Wireless Door and Window Vibration Sensor Alarm 125dB White
$13.95 Save $8.00 RRP: $21.95
Window Sensor Zigbee Wireless Connection Smart Mini Door Sensor Home Assistant for Gateway Home
$20.95 Save $13.00 RRP: $33.95
10pcs Magnetic Switch Door Window Security Alarm System A
$28.95 Save $16.00 RRP: $44.95