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Security System Sensors

Shop the best prices on 11,536 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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225 - 256 of 3,200
Tuya Wifi Wireless Smart Door Window Sensor System Cell Phone Monitoring Safe Burglar Alarm for Home Door Window 25-26s
$30.95 Save $33.05 RRP: $64.00
Car 4 Way Circuit Standard Ato Blade Fuse Box Block Holder 12v/24v+4 Way Fuse
$13.95 Save $7.00 RRP: $20.95
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
$28.95 Save $21.00 RRP: $49.95
DC12V Infrared Photocell Beam Sensor Automatic Gate Door Garage Shutter Barrier Detector for Door Wi
$23.95 Save $7.00 RRP: $30.95
Tuya Zigbee Smart Light Sensor Light Brightness Sensor
$19.95
Infrared Beam Detector Sensor for Door Security Alarm System 2pcs
$44.95
10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches compatible Enhanced Home Safety B
$27.95 Save $31.05 RRP: $59.00
Tuya WIFI Smart Door Window Magnetic Sensor Security Alarm Open Closed Detector Home for Anti-Theft
$17.95
Tuya Smart WIFI Door Sensor Breaking in Protection Alarm Anti-Theft 90DB Window Open Detector Voice
$18.95 Save $2.00 RRP: $20.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security
$16.95 Save $3.00 RRP: $19.95
Motion Sensor Outdoor, Automatic Security Sensor For Living Room, Kitchen, Hall, Garden, Terrace, Indoor/Outdoor Use
$31.95 Save $16.00 RRP: $47.95
HY-SRF05 SRF05 Ultrasonic Distance Module 5V Ultrasonic Sensor SR04 Replacement
$79.00 Save $40.00 RRP: $119.00
Door Handle Alarm Wireless 120dB Touch Door Sensor Window And Door Alarm For Home Security
$25.95 Save $12.00 RRP: $37.95
Smart Light Sensor Zigbee Optical Control Device with App Control for Home Automation
$50.95 Save $28.05 RRP: $79.00
Personal Security Window & Door Alarm Bell Wireless Sensor Door Window Burglar Alarm Magnetic Sensor Door Alarm Set
$17.95
Door Alarm Portable Wireless Touch Sensor Anti-Theft 120 DB Loud Black Door Knob Security System
$26.95 Save $13.00 RRP: $39.95
12V 24V Infrared Sensor Switch with LED, Hands Wall Mounted Access Control Button, White 86x86mm
$27.95 Save $14.00 RRP: $41.95
Intelligent Surrounding Light Sensors ABS Housing Light Detection Device Indoor Office Use Compact
$40.95 Save $23.05 RRP: $64.00
5 Set Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm
$12.95 Save $9.00 RRP: $21.95
4K Ultra HD Universe Galaxy LED Projection Light Atmosphere Light
$69.00 Save $50.00 RRP: $119.00
ZigBee Smart Vibration Sensor Real-Time Door And Window Detection Alarm Compatible SmartLife Security Sensor
$31.95 Save $16.00 RRP: $47.95
Door and Window Sensors 5pcs MC-38 Recessed Wired Door Window Sensor Door Window Alarm Magnetic Switch
$36.95 Save $102.05 RRP: $139.00
High Durability Magnetic Door Window Sensor - Wired NC Security Alarm for Home Safety
$48.95
Magnetic Door Switch NC Recessed Wired Security Window Door Sensor Alarm White - (10 Sets)
$17.95
2pcs Solar LED Vehicle Burglar Alarm 10 LED Anti-theft Warning Light Vibration Sensor Motorcycle Collision Flashing Light
$69.00
Tuya Smart Door Window Alarm Sensor Door Magnetic Remote Sound and Light Password Disarm Tuya Smart Home
$32.95 Save $41.05 RRP: $74.00
WiFi Door Window Sensor APP Smart Home Security Protection Door Open Closed Detector for Alexa Yandex
$21.95 Save $29.00 RRP: $50.95
Tuya ZigBee Door Window Sensor Anti-Theft Alarm Smart Home Wireless Detector APP Remote Work with Home
$21.95 Save $27.00 RRP: $48.95
Door Window Alarm 4PCS Home Security Magnetic Sensor 130DB Alert for Home Use
$59.00
Fake TV Simulator with AC Adaptor for Anti-burglar and Theft Deterrent Home Security - Timer and Sensor (5V British Standard Plug Type) Ydcy
$10.95 Save $12.00 RRP: $22.95
Door Open Alarm Smart Door Window Sensor Smart Home Door Detectors Door And Window Burglar Alarms
$16.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
$24.95 Save $9.00 RRP: $33.95