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Security System Sensors

Shop the best prices on 10,949 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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2,881 - 2,912 of 3,200
Door Window Open Alarm, Wireless Remote Control Magnetic Sensor
$13.95 Save $16.00 RRP: $29.95
2pcs Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory
$25.95 Save $38.05 RRP: $64.00
Vibration/Noise Electronic Sensors Paranormal Devices For SPIRIT For Vibes RGB Pickup Light Sound Pickup Lamp
$32.95 Save $146.05 RRP: $179.00
Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock Detection Black
$15.95 Save $7.00 RRP: $22.95
White Recessed Door Sensor, Magnetic Security Switch for Windows and Doors, Wired Alarm System (10 Sets)
$16.95 Save $18.00 RRP: $34.95
15pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems White
$99.00 Save $50.00 RRP: $149.00
Smart Home Zigbee Temperature and Humidity Sensor Remote Control SmartLife Work with Alexa Google Assistant
$14.95 Save $8.00 RRP: $22.95
Tuya ZIGBEE Wall Emergency Button APP Smart Home Sensor 8x6 ZigBee Intelligent Remote Alarm
$28.95 Save $13.00 RRP: $41.95
Garage Door Magnetic Curtain Door Sensor with 5m Wired Magnetic Detector for Garage Door Opener Accessories
$8.95 Save $5.00 RRP: $13.95
Tuya WiFi Smart Door Sensor Home Security Protection Smart Life APP Door Window Senso
$20.95 Save $10.00 RRP: $30.95
Tuya ZigBee 3.0 Window Door Gate Sensor Detector Controlled Via Smart Life App for Alexa Google Home White
$17.95 Save $8.00 RRP: $25.95
Intelligent Infrared Detection System Hotel Anti-peeping Wireless Signal Detector Ak500 unbrand
$46.95 Save $22.05 RRP: $69.00
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
$15.95 Save $7.00 RRP: $22.95
ZigBee Vibration Sensor Alarm with Smart Detection for Home Security and Greenhouse Monitoring
$41.95 Save $22.05 RRP: $64.00
8pcs New Longer Door Window Wireless Burglar Alarm With Magnetic Sensor Home Safety Wireless Longer System Security Device-YH
$23.95 Save $30.05 RRP: $54.00
Tuya ZigBee Door Window Sensor Wifi Smart Home Door Sensor Alarms Wireless Door Magnetic Alarms with
$42.95 Save $11.05 RRP: $54.00
2X Burglar Alarm for Doors and Window 120dB High Decibel Salarm Sensor Battery Powered Detector Door
$8.95 Save $8.00 RRP: $16.95
Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit
$20.95 Save $83.05 RRP: $104.00
Bed Wetting Wireless Alarm Urine Sensor Rechargeable Pee Wet Alarm With Receiver
$69.00 Save $30.00 RRP: $99.00
Gas Alarm Leakage Sensor Low Power Consumption Smart Home Security Detector for TUYA AC
$74.00 Save $95.00 RRP: $169.00
433Mhz 1 Sensor 3 Receiver Wireless Pir Motion Detector Infrared Doorbell Shop Welcome Receiver Remote Control Home Security Alarm Sensor Door Bell GreenZech
$129.00 Save $230.00 RRP: $359.00
Kitchen 12vdc Wired Water Detector Ware House Water Leaking Sensor Base Station Waterproof Water Level Alarm Security Alarm
$199.00
Infrared Sensor Doorbell Wireless Trigger Alarm Door Entry Welcome Doorbell US Plug 110?240V for Shop Office
$74.00 Save $75.00 RRP: $149.00
Door & Window Sensor Bluetooth 5.0 Home Security Alarm Detector Work With Met Mihome App,5pcs GreenZech
$169.00 Save $260.00 RRP: $429.00
12V PC Fan Temperature Control PWM Speed Controller Module Alarm Buzzer Sensor with Alarm
$10.95 Save $21.00 RRP: $31.95
433MHz Wireless Door Sensor Alarm for Home Security Monitoring
$84.00 Save $25.00 RRP: $109.00
Intelligent 433MHz Door Magnetic Detector Alarm for Home Security
$84.00 Save $25.00 RRP: $109.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)White SZRH
$10.95 Save $28.00 RRP: $38.95
Zigbee Smart Vibration Sensor,Real Time Monitoring,Door Window Vibration Detection Siren for Home,App Remote Control
$20.95
Smart ZigBee 3.0 Vibration Sensor Monitor Home Security Protection Motion Shock Home Outdoor Wireless Alarm
$23.95
Vibration Sensor Detector Alarm Monitor Wireless Automation Control for Home Office
$38.95 Save $40.05 RRP: $79.00
Hidden Camera Detectors, Listening Device Detector, GPS Tracker Detector, Anti-Spy Detector, Bug Detector Electronic Sweeper, RF Signal Detector, 5 Le
$31.95 Save $27.05 RRP: $59.00