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Shop the best prices on 5,749 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ebox, Nedis and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1,473 - 1,504 of 3,200
Tuya APP Temperature Sensor Seedling Fermentation Animal Breeding Zigbee Temperature Detection Alarm
$29.95 Save $49.05 RRP: $79.00
Dual Beam Sensor Invisible Beam Barrier Infrared Detector Sensor Alarm
$104.00
Tuya ZigBee Smart Door Sensor Door Open/Closed Wireless Detector Tamper Alarm Security System Work with Home
$14.95 Save $38.00 RRP: $52.95
Tuya Door Window Sensor Wifi, Open Close Detector Home Security System, Smart Life Remote Control
$10.95 Save $38.00 RRP: $48.95
Wifi Smart Window Door Gate Sensor Detector Smart Home Security Alarm System Smart Life Tuya App Remote Control
$13.95 Save $38.00 RRP: $51.95
2pcs Garage Door Bracket for Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Ac
$24.95 Save $39.05 RRP: $64.00
Tuya ZigBee Smart Door Sensor Door Open/Closed Wireless Detector Tamper Alarm Security System Work with Home
$14.95 Save $30.00 RRP: $44.95
1~5PCS New Longer Door Window Wireless Burglar Alarm With Magnetic Sensor Home Safety Wireless Longer System Security Device
$13.95
2 Pack WiFi Door Sensor with RealTime Alerts, Smart Window Sensor Alexa Google Compatible for Home Security and Burglar Alert
$37.95 Save $16.05 RRP: $54.00
Tuya Diameter 12MM Wide Angle Fisheye Dual Frequency WiFi Door Eye Silver+Black
$79.00 Save $15.00 RRP: $94.00
Wireless Door and Window Alarm 3 Pack, 130dB Loud Alert, Dual Mode, Easy Install for Home Security
$41.95 Save $22.05 RRP: $64.00
Door Window Alarm with 110dB Loud Wireless Sensor, 4 Modes Battery Operated for Home and Child Safety, 9 Pack
$22.95 Save $11.00 RRP: $33.95
Tuya WiFi Smart Vibration Sensor Motion Detection Real-Time Remote Monitor Alarm for Home Window Dra
$13.95 Save $3.00 RRP: $16.95
2025 Wykrywacz Podsuchw I Kamer Lokalizatorw , Wiretapping Detector
$69.00 Save $10.00 RRP: $79.00
WiFi Door Sensor with Instant Alerts, 2.4GHz Long Range Wireless Magnetic Alarm for Home Security (White)
$24.95 Save $11.00 RRP: $35.95
10Pcs Alarm Detector Bracket with Adjustable Wall Ceiling Mount for Home and Commercial Security
$27.95 Save $12.00 RRP: $39.95
Magnetic Door Switch Wired 100V NC White Home Security Window Contact Sensor Reliable Alarm
$39.95 Save $19.05 RRP: $59.00
4K Ultra HD Universe Galaxy LED Projection Light Atmosphere Light
$79.00
10pcs Wired Door Window Sensor Magnetic Switch Alarm No Power Required for Home Security System
$52.95 Save $26.05 RRP: $79.00
Door Sensor Magnetic Security Sensor for Window Alarm 1Set Easy Install
$36.95
Home Security WiFi Door Sensor Magnetic Triggered Sensor White
$22.95 Save $13.00 RRP: $35.95
Explosion Proof Door Magnetic Wired Switch Sensor Intrusion Alarm Perimeter Security Door Window Anti Theft Detector for Doors Drawers Safes Windows N
$119.00 Save $40.00 RRP: $159.00
TY33 Wireless Solar Car Tire Pressure Monitor with 4 Internal Sensors ~ Black MK875
$64.00 Save $30.00 RRP: $94.00
Tuya ZigBee Door Window Sensor Wifi Smart Home Door Sensor Alarms Wireless Door Magnetic Alarms with Zigbee Gateway
$46.95 Save $12.05 RRP: $59.00
Zigbee Smart Vibration Sensor,Real Time Monitoring,Door Window Vibration Detection Siren for Home,App Remote Control
$21.95 Save $6.00 RRP: $27.95
10pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems
$69.00 Save $20.00 RRP: $89.00
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced A
$22.95 Save $7.00 RRP: $29.95
Zigbee Temperature and Humidity Sensor Mini Temperature Humidity Detector with for App Control
$16.95 Save $5.00 RRP: $21.95
Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm
$42.95 Save $36.05 RRP: $79.00
Vibration Alarm Sensors 120dB Ultra-Slim Detector Anti-Theft Burglar Alarm for Home Window Door Bike Bag Security Black
$16.95 Save $5.00 RRP: $21.95
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10 Pcs
$26.95 Save $8.00 RRP: $34.95
New Tuya Zigbee Solar Light Sensor Waterproof IP65 Outdoor Brightness Detection Luminance Sensor Easy to Install
$36.95 Save $11.00 RRP: $47.95