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Security System Sensors

Shop the best prices on 11,499 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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2,977 - 3,008 of 3,200
Tuya Zigbee 3.0 Smart Door Sensor - Wireless Open/Close Detector for Home Security
$24.95 Save $21.00 RRP: $45.95
Tuya Zigbee Smart Temperature And Humidity Sensor Battery Powered Zigbee Smart Home
$31.95 Save $62.05 RRP: $94.00
Wireless Vibration Alarm 120dB Alarm Sound Safe Prevent Theft Door Window Alarm Sensor for Home
$18.95 Save $3.00 RRP: $21.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
$47.95 Save $31.05 RRP: $79.00
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
$5.95 Save $34.00 RRP: $39.95
DC12V Infrared Photocell Beam Sensor Automatic Gate Door Garage Shutter Barrier Detector for Door Wi
$23.95 Save $7.00 RRP: $30.95
Glass Break Detector, Window Alarm With 125db Alarm, Glass Vibration Sensor Alarm For Your Home, Office (2 Pieces) 25-26s
$45.95 Save $48.05 RRP: $94.00
Outdoor Long Range Infrared Beam Sensor Alarm System for Perimeter Security AC/DC Power Supply 60m Detection Distance
$64.00 Save $55.00 RRP: $119.00
Wireless Door Magnetic Alarm Remote Synchronization 2 Pack Home Door and Window Security Sensor
$54.00 Save $35.00 RRP: $89.00
Door and Window Security Sensor, Magnetic Trigger, 2-Piece Set, Swimming Pool Door Anti-Opening Alarm
$54.00 Save $35.00 RRP: $89.00
Tuya Zigbee Solar Rain Sensor Wireless App Control Real-Time Rain Detection Support Home Assistant Zigbee2mqtt
$64.00
Temperature and Humidity Light Sensor Smart Linkage Shared APP Alarm 8.5x5.5x3.2cm Baby Room Environment Monitoring Sensor
$39.95 Save $24.05 RRP: $64.00
Power failure alarm, 115 decibels high decibel, 1 piece, home automation detection alarm device
$29.95 Save $18.00 RRP: $47.95
Door and Window Sensor, Zigbee Connection, Easy Installation, Smart Security Monitoring Accessory
$69.00 Save $40.00 RRP: $109.00
Smart Temperature and Humidity Light Sensor, Mobile Phone Remote Monitoring and Alarm, ABS Material, Home Smart Home Monitor
$54.00 Save $35.00 RRP: $89.00
Smart Sensor, Temperature and Humidity Light Sensing Monitoring Alarm, Battery Powered, Home Environment Intelligent Monitor
$54.00 Save $35.00 RRP: $89.00
Infrared Signal Detector 220mAh Battery 10Mhz-5GHz Hotel Anti Peeping AK500
$74.00 Save $45.00 RRP: $119.00
Temperature and Humidity Light Sensor Mobile Remote Monitoring Alarm ABS Material Model RH-ZLTH1 Home Smart Home Monitor
$39.95 Save $24.05 RRP: $64.00
Door and Window Sensor, Real-time Alarm, ABS Material, Smart Home Security Sensor
$69.00 Save $40.00 RRP: $109.00
Fake TV Simulator, Light Sensitive Timed Anti-theft, 4 Inch 5V UK Plug, Home Anti-thief Deterrent
$43.95 Save $25.05 RRP: $69.00
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor
$40.95
MC-38A Wired Door Window Sensor Detector Magnetic Switch Normally Closed or Normally Open NC/NO for Home Security Alarm System
$31.95 Save $167.05 RRP: $199.00
Infrared Sensor Doorbell Wireless Trigger Alarm Door Entry Welcome Doorbell for Shop Office
$48.95 Save $60.05 RRP: $109.00
Door And Window Vibration Sensing Alarm 125dB Alarm Volume Domestic Install On Doors Cabinets High Sensitivity Vibration Sensing Easy To Install
$19.95 Save $28.00 RRP: $47.95
3 In 1 Bedwetting Alarm With Sensor Cable, Suitable For Night Enuresis
$26.95 Save $26.00 RRP: $52.95
Freezer Door Alarm When Left Open,Safety Window Alarm,3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm,4-in-1 Door Sensor Chime Door Op miao2
$44.95 Save $19.05 RRP: $64.00
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Securi
$22.95 Save $27.00 RRP: $49.95
New Tuya ZigBee Smart Vibration Sensor Door Window Detection Alarm
$13.95 Save $16.00 RRP: $29.95
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Sa
$18.95 Save $22.00 RRP: $40.95
Tuya ZigBee Door Window Sensor Anti-Theft Alarm Smart Home Wireless Detector APP Remote Work with Ho
$13.95 Save $4.00 RRP: $17.95
White Plastic Wired Door Window Sensor Magnetic Switch Home Alarm System Detector NC NC
$46.95 Save $12.05 RRP: $59.00
Wireless Camera Detectors 5 Levels AdjustableSensitivity GPS Detector 25H Working Time forTravel Hotel Car for Office Bathroom
$59.00 Save $15.00 RRP: $74.00