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Shop the best prices on 10,761 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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2,593 - 2,624 of 3,200
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
$26.95 Save $15.00 RRP: $41.95
4in1 Multi-Functional Door Magnetic Alarm Touch Button Door and Window Alarm Displacement Alarm Sensor 125dB
$10.95 Save $8.00 RRP: $18.95
Tuya ZigBee Gas Leak Detector Smart Alarm Sensor Combustible Gas Leakage Alarm for Home Security APP Remote Control
$36.95 Save $22.05 RRP: $59.00
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
$18.95 Save $9.00 RRP: $27.95
Tuya Smart Life ZigBee One-Key Alarm SOS Emergency Call Button Wireless Emergency Button Smart Life App Remote Control
$21.95 Save $10.00 RRP: $31.95
2 Sets Magnetic Reed Switch NO NC Wired Surface Mounted Magnetic Contact Switch for Door Window
$17.95 Save $6.00 RRP: $23.95
2X WiFi Smart Zigbee Temperature and Humidity Sensor LCD Screen History Record Smart Home Security Remote Control
$30.95 Save $15.00 RRP: $45.95
Tuya WiFi Smart Door Sensor Home Security Protection Smart Life APP Door Window Senso
$19.95 Save $11.00 RRP: $30.95
ZigBee Temperature Sensor Alarm Digital Ambient Thermometer Tuya Smart Life App Remote Control Home Automation EU PLUG
$49.95 Save $34.05 RRP: $84.00
Tuya WiFi Vibration Sensor Door Window Glass Broken Detector Home Security Anti-Theft Smart Life APP Real-Time Alert B
$33.95 Save $19.00 RRP: $52.95
Infrared Photoelectric Sensor Beam 12v/24v Outdoor Waterproof Infrared Sensor Gate Signal for Slide Gate Opener Safety
$13.95 Save $7.00 RRP: $20.95
TY-192 Tuya Smart Home WiFi Temperature And Humidity Sensor
$45.95
Wireless GSM Home Security Alarm with Infrared Sensor & 2 Remotes
$99.00 Save $30.00 RRP: $129.00
Wireless Welcome Doorbell Alarm w/Sensor Voice Prompter 27x20x9cm
$119.00 Save $80.00 RRP: $199.00
WiFi Door Window Sensor Alarm 65x27.5x19.5mm for Home Security
$19.95 Save $12.00 RRP: $31.95
120DB Door Window Alarm Magnetic Sensor Burglar Alert for Personal Home Garage Apartment Security
$10.95 Save $7.00 RRP: $17.95
Window Alarm Sensor Durable ABS Adjustable Sensitivity Remote Battery Powered Glass Break Detector English White
$14.95 Save $4.00 RRP: $18.95
Smart ZigBee Door Sensor DC5V 1A Anti-Theft Wireless Alarm
$22.95 Save $7.00 RRP: $29.95
WiFi Smart Door Window Sensor Wireless CR2 Battery Remote Control
$22.95 Save $8.00 RRP: $30.95
Infrared Photocell Beam Sensor for Automatic Gate Door Garage Shutter Barrier Detector 12V
$12.95 Save $10.00 RRP: $22.95
IR Transmitters Module 38khz Ir Digital Receiver Sensors Module Low Power For Home Automation Accessories
$13.95
Sensors Electrode Replacement Sensors for Aquariums Hydroponics Plant Monitors Controller Electrode Probe 75cm Cable
$37.95
Tuya WiFi Smart Door Magnetic Sensor with App Control: USB Wireless Door & Window Sensor for Magnetic Detection
$43.95
Door Window Alarm for Kids Safety,Wireless Door Alarm for Home Security Personals Security Window Alarms Sensors Burglar
$22.95
Tuya ZigBee Wireless PIR Sensor: Rechargeable Home Infrared Detector for Mobile App Security with Tuya Smart Home Compatibility
$47.95
Tuya Zigbee Smart Light and Rain Sensor Integration: 2-in-1 Detection for Smart Living
$74.00
Tuya WiFi Smart Door Sensor Wireless Magnetic Door Window Open Closed Detectors Automation Home Security
$18.95 Save $8.00 RRP: $26.95
Smart Magnetic Door Sensor Zigbee for Home Security Wireless Contact Programmable with Life
$14.95 Save $3.00 RRP: $17.95
Gautone Wireless Natural Gas Detector High Sensitive 80db Warning 433mhz Smart Home Security System Gas Leak Sensor
$64.00 Save $65.00 RRP: $129.00
3pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems Black unbrand
$20.95
Laser Parking Meter Car Garage Ceiling Location Positioning Correction Parking Sensor Aid Monitor System US Plug unbrand
$20.95
Wireless Home Doors Windows Security Entry Alarm System Pack 6
$32.95 Save $16.00 RRP: $48.95