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Shop the best prices on 11,529 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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3,009 - 3,040 of 3,200
Smart Door Sensor, WiFi Connected Mobile Notification, Home Security Anti-Intrusion Detector
$31.95 Save $18.00 RRP: $49.95
Door Open Reminder, Dual Mute Modes, Continuous Alarm Function, Freezer and Refrigerator Equipment Alarm
$31.95 Save $19.00 RRP: $50.95
TTP229 16 Channel Digital Capacitive Switch Touch Sensor Module
$12.95 Save $35.00 RRP: $47.95
Wireless Welcome Doorbell Entry Alarm W/sensor Voice Prompter Antitheft For Home Store Hotel Ac100v240veu Plug
$319.00
4vwin Fake Tv Simulator With Ac Adaptor Anti-burglar And Theft Deterrent Home Security Timer And Sensor (5v British Stan
$41.95 Save $42.05 RRP: $84.00
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System
$35.95 Save $38.05 RRP: $74.00
Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home Light Change Controlled for Home
$46.95 Save $17.05 RRP: $64.00
2X Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 400mm
$74.00 Save $45.00 RRP: $119.00
15 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch for Home Alarm System,When Sensor Together,Normally Closed Nc
$22.95 Save $12.00 RRP: $34.95
PVC D Profile Window Door Seal, 6M Strong Adhesive Weatherproof Noise Insulation Strip for Doors & Windows (Black)
$17.95 Save $8.00 RRP: $25.95
6-Pack Wireless Door Window Alarm with Magnetic Sensor for Home Security Entry Protection
$26.95 Save $32.05 RRP: $59.00
Professional Anti-Wild Boar Alarm with ZUAN Brand Theft Deterrent
$27.95 Save $18.00 RRP: $45.95
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install 0926 Edition 0118
$13.95 Save $32.00 RRP: $45.95
Magnetic Remover Clothing Hard Tag Remove - Security Tag Detacher for Easy Tag Removal New
$23.95
433MHz Wireless Vibration Detector Alarm Sensor Door Window Burglar Security Alarm System
$14.95 Save $8.00 RRP: $22.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(4PCS)
$30.95
10 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch for Home Alarm System,When Sensor Together,Normally Closed Nc
$17.95
3X Tuya Smart WiFi Alarm Door and Window Vibration Sensor Security Protection Alert Works with Alexa, Smart Life(White)
$69.00
2X Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
$18.95
433Mhz Multi-Function Wide-Angle Wireless Infrared Detector Door Window Alarm Burglar Alarm Equipment
$20.95
WIFI Human Presence Sensor Detector Radar Wave Detection Sensor for Home Security Tuya Human Body Exists Sensor 24G
$24.95
ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren Alarm Sensor
$25.95
Wireless Door Window Burglar Sensor 4 Modes Alarm Door Open Detectors Freezers Close Reminder Security Protection White
$12.95
Hidden Camera Detector, Mini Anti-Peek and Eavesdropping Detector, Portable RF Signal Scanner, Insect Detector
$27.95
WiFi Smart Zigbee Temperature and Humidity Sensor LCD Screen History Record Smart Home Security Remote Control
$20.95
Tuya Zigbee Door Sensor Window Sensor Wireless Smart Door Sensor Alarm Support Home Security&Automation
$23.95
Tuya Zigbee Rain Sensor 2-in-1 Light Detector Rainwater Detector Support Tuya APP Remote Control
$24.95
DFROBOT 24GHz MmWave C4001 Sensor Human Presence Distance Velocity Detection Sensor 25M UART for Real-Time Monitoring Tracking
$43.95
WIFI TUYA Smart Window Door Sensor Wireless Connection Door Detector Door Open / Closed Alarm- System
$14.95
ZigBee Smart Temperature Humidity Light Sensor APP Remote Monitor Intelligent Detector Smart Security Sensor
$37.95
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
$40.95 Save $78.05 RRP: $119.00
Wireless Outdoor Door Window Magnetic Alarm Sensor Waterproof
$32.95