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Security System Sensors

Shop the best prices on 8,483 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 - 32 of 8,483
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Door Window Cabinets
$14.95 Save $33.00 RRP: $47.95
Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumi
$18.95 Save $6.00 RRP: $24.95
Digital Thermometer with WiFi Connectivity and Freezer Alert for Home Monitoring
$39.95 Save $34.05 RRP: $74.00
Staniot WiFi 4G Home Security System Wireless Security Protection Tuya Smart Home Alarm Sensors Built-in Siren Works with Alexa
$219.00 Save $220.00 RRP: $439.00
Magnetic Clothing Security Tag Remover, Hard & Security Tag Detacher for Retail Stores
$15.95 Save $7.00 RRP: $22.95
Glass Break Alarm 125dB Window Vibration Detector Sensor Alarm 3 Pack Ultra-Slim Anti-Theft Alarm for Door and Window with Ajustment Sensitivity
$54.00 Save $10.00 RRP: $64.00
6PCS Trip Wire Alarm 12 Gauge Perimeter Alert System for Outdoor Camping Safety
$139.00
Zigbee Smart Rain Sensor for Outdoor Wireless Rain Detection
$64.00 Save $5.00 RRP: $69.00
Refrigerator Door Alarm Open Alarm with Adjustable Voice Notifications Window Sensor, Voice Warning Door Lock Reminder for Garage Cellar
$25.95 Save $38.05 RRP: $64.00
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced B
$22.95
Shoe security tag remover handheld - Acoustic magnetic hard tag detacher for retail stores
$42.95 Save $21.05 RRP: $64.00
Plush Horse Riding Stick for Kids with Soft Plush Head, Sturdy Wooden Pole Toy for Balance Development and Active Play
$30.95 Save $15.00 RRP: $45.95
392652F350 PM Particulate Matter Sensor for Air Quality Monitoring
$149.00 Save $40.00 RRP: $189.00
Pool water PH sensor for analysis
$59.00
Fake TV Simulator with AC Adaptor for Anti-burglar and Theft Deterrent Home Security - Timer and Sensor (5V British Standard Plug Type)
$17.95 Save $41.05 RRP: $59.00
AUBESS Tuya Smart WiFi Door Sensor Smart Door Open/Closed Detectors WiFi Window Sensor
$74.00 Save $15.00 RRP: $89.00
RJ11 Telephone Fax Surge Protector Lighting Thunder Arrester Protection Device 110V
$22.95 Save $7.00 RRP: $29.95
5PCS 25mm RFID Checkpoints Label Tag Guard Tour Patrol System White
$8.95
Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable for Home Security and Lighting
$10.95
Door Window Magnetic Contact Wired Sensor Detector Switch for Home Garage Alarm Security
$21.95 Save $17.00 RRP: $38.95
RF Detector Wireless Bug Signal Scanner GPS Detector Listening Device Camera Finder G368 Black
$79.00 Save $15.00 RRP: $94.00
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System
$24.95 Save $24.05 RRP: $49.00
Refrigerator Door Alarm, Freezer Alert Compact Sensor with Voice Alarm for Home, Business, School, and Rooms with Windows
$32.95 Save $17.00 RRP: $49.95
Tuya Zigbee Smart Vibration Sensor Home Security Guard
$21.95 Save $7.00 RRP: $28.95
Tuya ZigBee Light Sensor Illumination Sensor
$22.95 Save $7.00 RRP: $29.95
Safety Sensor Eyes for , 41A4373A Garage Door Openers
$22.95 Save $7.00 RRP: $29.95
2Pcs Tuya Smart Temperature Humidity Sensor Zigbee
$24.95
Smart WiFi Vibration Sensor Alarm White
$15.95
Photocell Single Beam Active Infrared Beam Sensor Detector IR Alarm
$18.95
Door Magnetic Sensor Wireless Window Open Detector Electronic AntiTheft Burglary Device
$17.95 Save $41.05 RRP: $59.00
Tuya ZigBee Door Window Sensor Anti-Theft Alarm Smart Home Wireless Detector APP Remote Work with H
$14.95 Save $4.00 RRP: $18.95
WiFi Door Open Closed Detectors Tuya Window Sensor with App Notification Alert Contact Sensor for Home Security with Black Color
$33.95