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Security System Sensors

Shop the best prices on 5,893 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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1,153 - 1,184 of 3,200
TUYA WiFi Door and Window Sensor Smart Security Alarms for Alexa Google Home
$37.95 Save $4.00 RRP: $41.95
Automatic Toilet Flush Button Toilet Smart Sensor Flusher ExternalInfrared Flush Smart Toilet Flushing Sensor
$21.95
2pcs Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory
$25.95
Safety Sound Monitor Intelligent Sound Recognition Device for Monitoring Camera Automatically Alerting on Specific Noise Multicolor
$18.95
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor Anti-Burglary Window Security Alarm
$51.95
Seeed Studio 60GHz MmWave MR60BHA2, ESPhome, Home Assistant, Breathing and Heartbeat Detection Sensor
$79.00
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
$18.95
Tuya ZigBee Smart Vibration Sensor Wireless Glass Break/Drop Detector
$28.95 Save $9.00 RRP: $37.95
2Pcs Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock
$25.95 Save $15.00 RRP: $40.95
2Sets Overhead Garage Door Contacts Wired Magnetic Switch Alarm Sensor with Armored Wire Leads and A
$27.95 Save $16.00 RRP: $43.95
Wireless Home Security Burglar Alarm Magnetic Sensor Door Window Alarm Super Loud Apartment Door Window Pool Alarm Set
$16.95
Tuya Matter Thread Door Window Sensor USB Powered Smart Home Smart Door Sensor Alarm for Home Security&Automation
$28.95 Save $16.00 RRP: $44.95
Photocell Infrared Sensor Detector for Automatic Gate Obstacle Detector Anti-Theft Alarm System
$17.95 Save $11.00 RRP: $28.95
Vibration Sensor Smart Vibration Alarm Sensor for Store Security
$35.95 Save $28.05 RRP: $64.00
Tuya Zigbee Illuminance Sensor IP67 Waterproof Light Sensor Brightness Detection Real Time App Control Sensor
$22.95 Save $5.00 RRP: $27.95
Wire Door Magnetic Switches for Office Home Security Recessed Wire Window Door Contact Sensors Alarm Magnetic Switches White
$25.95
Adjustable Sensitivity Wireless Magnetic Door And Window Alarms With Loud Alerts Sound For Home Security Pet Monitoring Multicolor
$54.00
Smart WiFi Door and Window Sensor - 433MHz Alarm, Anti-Tamper, Low Power Design
$22.95
Wireless Door Window Burglar Sensor 4 Modes Alarm Door Open Detectors Freezers Close Reminder Security Protection
$22.95
Wireless Door Window Contact Sensor Alarm - Door Alarm Window Alarm
$34.95 Save $24.05 RRP: $59.00
Car General Vibration Induction Vibration Sensor Alarm Device High Sensitivity
$25.95
Tuya ZigBee Door Window Sensor Anti-Theft Alarm Smart Home Wireless Detector APP Remote Work with H
$14.95
Door Window Anti-theft Alarm Home Security Magnetic Sensor Surface Mount
$24.95 Save $2.00 RRP: $26.95
Elecpow Door Window Alarm Home Security Wireless Burglar Alarm Door Magnetic Sensor 120dB Anti-theft Alarm For Home Kids Safety
$33.95 Save $35.05 RRP: $69.00
Wireless Door and Window Sensor Alarm with ZigBee Compatibility and Tamper Alerts
$43.95
Smart Home Wifi Door Sensor App Notification Window Detector Security Protection Alert Security Alarm GreenZech
$35.95 Save $68.05 RRP: $104.00
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Window Alarm
$16.95 Save $6.00 RRP: $22.95
Independent Door Sensor Burglar Alarm Open Closed Magnetic for Gap Alarm Detecto
$31.95 Save $14.00 RRP: $45.95
Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor
$17.95
Garage Door Bracket for Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
$11.95 Save $8.00 RRP: $19.95
Air Quality Climate Sensor 5QJ907643 Designed for Better Airflows In Extreme Weather Real Time Monitoring Inside Vehicle
$41.95
Door Window Alarm Sensor Magnetic Reed Switch NO NC White 2.51 Inch Adhesive Mount Security
$74.00 Save $35.00 RRP: $109.00