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Shop the best prices on 8,898 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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673 - 704 of 3,200
Tuya Smart Home ZigBee Temperature and Humidity Sensor Indoor Thermometer Monitor Works for Alexa S
$45.95 Save $13.05 RRP: $59.00
2025 Intelligent Home Light Sensor Upgrades with Instant Monitoring Threaded Light Detection Sensors for Indoor Lighting Control
$32.95 Save $36.05 RRP: $69.00
2025 Anti Pet Body Infrared Sensor Wireless Wide Angle Intelligent Infrared Alarm
$21.95 Save $21.00 RRP: $42.95
2025 Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
$32.95 Save $36.05 RRP: $69.00
2025 WiFi Door Alarm Window Sensor Detector Smart Home Security Alarm for Tuya for SmartLife App Control
$17.95 Save $17.00 RRP: $34.95
Pack Freezer Door Alarm, Window Security Alarm, Wireless Refrigerator Alarm, 4 in 1 Door Sensor Doorbell Door Opening Alarm
$29.95 Save $79.05 RRP: $109.00
Magnetic Door Window Contact Sensor Alarm Wired-Metal Security Burglars Alarm
$19.95
Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit
$29.95 Save $21.00 RRP: $50.95
Security Sensor Detector 130DB Smart Tuya Door Window Vibration Alarm for Warning Burglars Intruder Home Security Alarm
$19.95 Save $2.00 RRP: $21.95
Tuya Zigbee Temperature Humidity Sensor Hygrometer Thermometer Detector Smart Life Remote Control Support
$27.95
Wifi Temperature Sensor Tuya Thermometer Detector Digital Display Home Smart Life App Alert Freezer Water Alarm Eu Plug
$119.00
Door Window Alarms, Adjustable Volume, Door Window Alarm Sensor
$54.00 Save $15.00 RRP: $69.00
Battery Operated Door Sensor Alarm Magnetic Transmitter Replacement Easy Installation for House Shop Office Garage Multicolor
$28.95
Stylish & Practical Door Handle Effective Iron Gate Magnetic Sensor Homes & Office Door Window Alarm Simple Installation
$36.95
1 set Magnetic Door Sensor Alarm High-Security Door Window Alarm Plastic Suitable for Residential & Commercial Use
$36.95
Stylish & Practical Door Handle Effective Iron Gate Magnetic Sensor Homes & Office Door Window Alarm Simple Installation
$36.95
1 set Magnetic Door Sensor Alarm High-Security Door Window Alarm Plastic Suitable for Residential & Commercial Use
$36.95
Stylish & Practical Door Handle Effective Iron Gate Magnetic Sensor Homes & Office Door Window Alarm Simple Installation Multicolor
$40.95
Stylish & Practical Door Handle Effective Iron Gate Magnetic Sensor Homes & Office Door Window Alarm Simple Installation
$36.95
Tuya WiFi Door and Window Sensor with Remote Sound, Light Alerts and Password Disarm Feature
$74.00 Save $20.00 RRP: $94.00
2024,4vwin Fake Tv Simulator With Ac Adaptor Anti-burglar And Theft Deterrent Home Security Timer And Sensor (5v British Standard Plug Type).
$74.00 Save $55.00 RRP: $129.00
Commercial Grade Wireless Door Chime Sensor with 2 Transmitters and 2 Receivers for Shop Alert
$89.00 Save $20.00 RRP: $109.00
Smart Door Sensor - Wifi Wireless Window Sensor Real-time Message Notification Compatible With Alexa Yy unbrand
$31.95 Save $17.00 RRP: $48.95
315mhz/433mhz Anti-theft Drawer Detector Vibration Alarm Wireless Vibration Door Sensors Alarm Detector For Security unbrand
$19.95 Save $11.00 RRP: $30.95
Tuya Smart Multifunctional Intelligent Scenario Linkage Work With Voice Assistant Fast And Accurate Smart Sensor unbrand
$54.00 Save $25.00 RRP: $79.00
Zigbee Neo 90db Sound And Light Sensor Tuya Smart Life Built-in Siren Alarm Sensor unbrand
$24.95 Save $13.00 RRP: $37.95
Tuya Zigbee Smart Temperature and Humidity Sensor with LED Screen Display CR2032 Battery for Alexa Google Assistant
$20.95 Save $10.00 RRP: $30.95
Tuya Zigbee Illuminance Sensor IP67 Waterproof Light Sensor Brightness Detection Real Time App Control Sensor
$19.95 Save $11.00 RRP: $30.95
Smart ZigBee 3.0 Vibration Sensor Monitor Home Security Protection Motion Shock Home Outdoor Wireless Alarm
$18.95 Save $9.00 RRP: $27.95
Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock Detection White unbrand
$14.95 Save $1.00 RRP: $15.95
Temperature Humidity Sensor Intelligent Linkage Wireless for TUYA ZigBee Audio Control for Google Home
$21.95 Save $7.00 RRP: $28.95
Infrared Beam Sensor Intrusion Alarm Outdoor Long Distance Infrared Detector AC1218V DC1224V 60m/196.9ft
$59.00 Save $15.00 RRP: $74.00