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Shop the best prices on 8,490 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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33 - 64 of 8,490
High Sensitivity Detector Hotel Anti-anti-sneaky Camera Anti-eavesdropping Artifact Wireless Precision Alarm,red 25-26s
$79.00 Save $80.00 RRP: $159.00
4PCS Tuya ZigBee Smart Vibration Sensor: Real-Time Monitoring for Doors & Windows, Alarm System for Smart Homes
$79.00
Automatic Toilet Flush Button Smart Flusher ExternalInfrared Sensor
$17.95
2Pack Freezer Door Alarm,3/15/30/60 Seconds Wireless Fridge Alarm,4 in 1 Door Sensor Doorbell Door Open Alarm Loud108dB
$30.95 Save $33.05 RRP: $64.00
Zigbee Smart Vibration Sensor,Real Time Monitoring,App Remote Control
$16.95 Save $4.00 RRP: $20.95
5pcs Micro2 Fuse Tap Add-a-circuit Blade Atr Mini Fuse Holder 15a Fuse Hfmqv
$21.95 Save $6.00 RRP: $27.95
Vibration Alarm Sensors 120dB Ultra-Slim Detector Anti-Theft Burglar Alarm for Home Window Door Bike Bag Security Black
$14.95
Tuya Zigbee Smart Vibration sensor Tilt detector Home security protection Smart Life App Realtime monitoring alarm
$199.00 Save $70.00 RRP: $269.00
Thermocouple Tilt Switch Safety Sensor 4.5x5.5cm ABS 71g
$14.95 Save $6.00 RRP: $20.95
Tuya Zigbee Smart Temperature and Humidity Sensor
$21.95
Mengshen 2-pack magnetic door window alarms with 110dB alert for home security and DIY installation
$64.00 Save $10.00 RRP: $74.00
4-Piece Door and Window Alarm Set, Magnetic Burglar Alarm Sensor, Siren for Child Safety,
$49.00 Save $25.00 RRP: $74.00
TV Simulator with AC Adapter, Anti-Burglar Theft Deterrent Home Security Timer & Sensor, EU Plug
$21.95 Save $21.00 RRP: $42.95
Wireless Door and Window Alarm with 3/15/30/60 Second Timer, 108dB Loud Alert for Freezer, Fridge, and Security Use, 4-in-1 Sensor
$21.95 Save $28.00 RRP: $49.95
Smart Sensor for Doors and Windows Dahua 1.0.01.04.38029-9001 Dahua
$249.00
Sensor Mobotix MX-O-SMA-S-6D119 Mobotix
$429.00
Magnetic Clothing Hard Tag Remove Security Detacher
$8.95 Save $4.00 RRP: $12.95
Magnetic Remover Clothing Hard Tag Remove - Security Tag Detacher for Easy Tag Removal New
$23.95
Magnetic Clothing Hard Tag Remove Security Detacher
$33.95
Zigbee Temperature and Humidity Sensor Mini Temperature Humidity Detector with for App Control
$14.95
Tuya WiFi Smart Home Burglar Alarm Sensor Infrared Motion Detector PIR Sensor Security Protection R
$29.95 Save $4.00 RRP: $33.95
Tuya Matter Thread Door Window Sensor Usb Powered Smart Home Wireless Detector Work With Alexa Home
$20.95
Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit
$15.95 Save $38.05 RRP: $54.00
Tuya ZigBee Smart Door Sensor Door Open Closed Detectors Smart Home Security Protection
$35.95 Save $8.00 RRP: $43.95
Magnetic Door Sensor 868.4mhz Eu Window Sensor Z-wave Plus Contact Sensor Smart Home
$54.00 Save $10.00 RRP: $64.00
Freezer Door Alarm, Wireless Fridge Alarm with Adjustable Delay, 4-in-1 Sensor Chime, 2 Pcs
$54.00 Save $5.00 RRP: $59.00
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Window Alarm
$16.95 Save $7.00 RRP: $23.95
Single Beam Infrared Radiation Sensor-external Positioning Alarm Detector
$32.95
8PCS Foot Sensing Strip Sensor Game Console Hand Bar Dance Machine Hand Dance Foot Switch Dance Machine Sensor Strip
$54.00
Security alarm for wild boar and animal repellent
$23.95 Save $40.05 RRP: $64.00
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security
$13.95 Save $16.00 RRP: $29.95
Anti Pet Body Infrared Sensor Wireless Wide Angle Intelligent Infrared Alarm
$25.95 Save $63.05 RRP: $89.00