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Shop the best prices on 11,223 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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1,505 - 1,536 of 3,200
Infrared Sensor Security Alarm Anti-theft Motion Detectors For Home Guard System
$29.95 Save $18.00 RRP: $47.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
$31.95 Save $32.05 RRP: $64.00
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
$28.95 Save $30.05 RRP: $59.00
Wireless Window Door Sensor, Magnetic Contact Switch EU Plug
$19.95 Save $4.00 RRP: $23.95
Door Window Sensor Quick Response Data Storage Voice Operation Red LED Door Alarm
$51.95 Save $22.05 RRP: $74.00
I/O Expansion Board Electronic DIY Sensor Modules Fit for R3 Industrial Components
$16.95 Save $20.00 RRP: $36.95
Anti-Thief Wireless Door Alarm Abnormal Door Opening Immediate Alarm
$11.95 Save $5.00 RRP: $16.95
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 Open
$22.95 Save $11.00 RRP: $33.95
Alarm when freezer door opens, security window alarm, 4 in 1 sensor doorbell opens
$74.00 Save $35.00 RRP: $109.00
Anti-Thief Wireless Door Alarm Abnormal Door Opening Immediate Alarm
$11.95 Save $5.00 RRP: $16.95
Tuya WiFiZigBee Smart Door Window Sensor Smart Home Wireless Door Detector
$9.95 Save $5.00 RRP: $14.95
Dvb-t Professional Tv Antenna Finder Digital Aerial Signal Meter Pointer Tv Satellite Receiver
$17.95 Save $7.00 RRP: $24.95
Alli Steel Swivel Eye Hook With Se 2 Ton Round Fixed Eye Lifting Hook Hook For Ship Building Ru-
$42.95
2Pcs Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock
$27.95 Save $3.00 RRP: $30.95
Fridge Alarm Freezer Alarm with Adjustable Voice Reminders Close Door Reminder Voice Alert
$17.95 Save $1.00 RRP: $18.95
433 Wireless Door Sensor Detector For Home Window Cabinet Switch Status Monitoring And Anti-Theft Use With The Host
$79.00 Save $20.00 RRP: $99.00
Vibration Type Door Handle Sensor Alarm, Export-Ready
$79.00 Save $20.00 RRP: $99.00
DC12V Infrared Beam Sensor for Automatic Gates - UK Burglar Alarm System Accessory
$54.00 Save $10.00 RRP: $64.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
$20.95 Save $28.00 RRP: $48.95
For Wireless Security Alarm Door Window Sensor
$46.95 Save $52.05 RRP: $99.00
Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$16.95 Save $11.00 RRP: $27.95
For Tuya Zigbee Door Window Sensors Wireless Smart Life Magnetic
$48.95 Save $55.05 RRP: $104.00
For Tuya Zigbee Smart Vibration Sensor Tilt Detector
$59.00 Save $70.00 RRP: $129.00
For Tuya Zigbee Solar Sunlight And Rainwater Sensor 2 In
$89.00 Save $110.00 RRP: $199.00
For Aubess Tuya Smart Zigbee 30 Smart Temperature And Humidity Sensor Monitoring Reminder Via Alexa
$74.00 Save $85.00 RRP: $159.00
For 2x Tuya Smart Wifi Door Sensor Window Sensor Door Magnetic Alarm Detector
$84.00 Save $95.00 RRP: $179.00
For Human Presence Sensor Millimeter Wave Radar Detection Builtin Illuminance Sensor Designed For Mo
$89.00 Save $100.00 RRP: $189.00
For Tuya Zigbee Smart Vibration Sensor Real Time Monitoring Window Alarm
$64.00 Save $65.00 RRP: $129.00
For tuya matter thread door window sensor usb powered smart home wireless detector work with homekit
$51.95 Save $57.05 RRP: $109.00
For Garage Door Safety Sensor For Linear Garage Doors Hae00002 Lso50
$64.00 Save $75.00 RRP: $139.00
For Tuya Zigbee Smart Vibration Sensor Real Time Monitoring Window Alarm
$64.00 Save $65.00 RRP: $129.00
For Tuya Zigbee Smart Vibration Sensor Tilt Detector
$49.95 Save $54.05 RRP: $104.00