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Security System Sensors

Shop the best prices on 8,897 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ebox, Elriven and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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449 - 480 of 3,200
Tuya WiFi Smart Door Magnetic Sensor App Control USB Wireless Door & Window Sensor Door Magnetic Alarm Detector
$22.95 Save $7.00 RRP: $29.95
Wireless Door Window Burglar Sensor 4 Modes Alarm Door Open Detectors Freezers Close Reminder Security Protection White
$13.95 Save $4.00 RRP: $17.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
$17.95 Save $5.00 RRP: $22.95
Glass Break Detectors, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm (2pcs) Banban
$25.95 Save $63.05 RRP: $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 Sen [jkw]
$31.95 Save $16.00 RRP: $47.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor
$13.95 Save $6.00 RRP: $19.95
Hidden Cameras Detectors AntiSpies BugsListeningDevice / Trackers Detectors BugsSweepers RF WirelessSignalScanners Multicolor
$51.95
TUYA WiFi Door and Window Sensor Smart Security Alarms for Alexa Google Home
$47.95 Save $5.00 RRP: $52.95
TUYA WiFi Door and Window Sensor Smart Security Alarms for Alexa Google Home
$47.95 Save $5.00 RRP: $52.95
TUYA WiFi Door and Window Sensor Smart Security Alarms for Alexa Google Home
$18.95 Save $2.00 RRP: $20.95
Dance Machine Foot Sensor Foot Sensing Strip Sensor Bar Game Console Hand Dance Foot Switch Dance Machine Sensor Strip
$52.95
Tuya Zigbee Door Sensor Window Sensor Wireless Smart Door Sensor Alarm Support Home Security&Automa
$21.95 Save $4.00 RRP: $25.95
Wireless Door and Window Vibration Sensor Alarm 125dB Glass Breakage Anti-Theft Sensor, Easy Instal
$13.95 Save $3.00 RRP: $16.95
Wireless Security Alarm, Door Window Sensor, 90db, 10Pcs
$41.95 Save $6.00 RRP: $47.95
M5STACK RFID 2 Unit Mini RFID Reader Sensor WS1850S Radio Frequency for Smart portation
$39.95 Save $6.00 RRP: $45.95
Magnetic door and window sensors, wired security alarm contact switches, 2 pieces.
$35.95 Save $28.05 RRP: $64.00
Door Magnetic Contacts Switch Sensor Anti Theft Universal Strong Magnetic Door Magnetic Contact Switch for Door
$29.95 Save $23.00 RRP: $52.95
2Sets Overhead Garage Door Contacts Wired Magnetic Switch Alarm Sensor with Armored Wire Leads and A
$27.95 Save $9.00 RRP: $36.95
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor Anti-Burglary Window Security Alarm
$69.00 Save $40.00 RRP: $109.00
Vibration Sensor 3Pcs Sensor for Family Security Monitoring
$99.00 Save $40.00 RRP: $139.00
Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumination Automation
$29.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(2PCS)
$18.95
Improved Shock Activated Security Device Loud 125dB Warning Sound Quick Adhesive Installation Anti Tamper Alarm White
$31.95
Upgraded Vibration Alarm Sensors With 125dB Loud Easy Installation Anti Tamper Battery Operated Security Device White
$31.95
T19 Multi-Functional Wireless WiFi Camera Detector Home Mini Display Detector And IR Spectrum GPS Detection
$89.00 Save $50.00 RRP: $139.00
Smartphone Connection Spies Camera Detector Infrareds Light Detection Light Weight For Travel Office Security Checks Multicolor
$19.95
Home Security Fence Gate 12V 24V Single Beam Infrared Beam Alarm Detector Induction Outdoor Explosion-Proof
$20.95
Glass Break Sensor Detector for Alarm System Wired Glass Break Sensor
$12.95
Smart Light Sensor Tuya Smart Home Zigbee Light Sensor Device App Controlled Brightness Detection Detector
$26.95
Garage Door Magnetic Curtain Door Sensor with 5m Wired Magnetic Detector for Garage Door Opener Accessories
$12.95
Wireless 79GHz Radar Vehicle Detector Replace Loop Detector for Car Parking System Gate Barrier
$74.00
Tuya Zigbee Solar Sunlight and Rainwater Sensor 2 in 1 Rainfall Sunshine Weather Detection Sensor for Home Smart Life
$40.95