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Security System Sensors

Shop the best prices on 10,829 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Nedis and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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193 - 224 of 3,200
Zigbee Door Sensor Wireless Magnetic Window Open Closed Alarm Detector Works Zigbee2MQTT for Need Gateway
$18.95 Save $18.00 RRP: $36.95
WiFi Door Peephole Camera 2.4G 5G 1080P HD Wide Angle Lens 2 Way Talk Motion Detection Electronic Door Viewer for Home Silver
$79.00 Save $50.00 RRP: $129.00
Vibration Alarm Sensors 120dB Ultra-Slim Detector Anti-Theft Burglar Alarm for Home Window Door Bike Bag Security Black
$17.95 Save $17.00 RRP: $34.95
4X UTP 4 Channel Passive Video Balun Transceiver
$69.00 Save $70.00 RRP: $139.00
Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home S
$24.95 Save $25.00 RRP: $49.95
Tuya WiFi Smart Door Window Sensor Home Indoor Door Magnetic Detector Compatible with & Home Black
$17.95 Save $17.00 RRP: $34.95
R558S Capacitive Fingerprint Acquisition Module Access Control Security Equipment Fingerprint Recogn
$15.95 Save $16.00 RRP: $31.95
Magnetic Clothing Hard Tag Remove Security Detacher
$31.95 Save $15.00 RRP: $46.95
2025 New Wifi Wireless Smart Door Sensor Voice Control Home Security Alarm Detector Wifi unbrand
$34.95 Save $12.00 RRP: $46.95
Split Type Door and Window Sensor Door Magnet Sensor 60 Songs Protection Security Anti-Theft Volume Reminder EU White
$21.95 Save $15.00 RRP: $36.95
ZigBee 3.0 Temperature Humidity Sensor Battery Operated Smart Security Device
$18.95 Save $22.00 RRP: $40.95
2pack Freezer Door Alarm,3/15/30/60 Seconds Wireless Fridge Alarm,4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
$47.95 Save $36.05 RRP: $84.00
2024,4vwin Fake Tv Simulator With Ac Adaptor Anti-burglar And Theft Deterrent Home Security Timer And Sensor (5v British Standard Plug Type).
$64.00 Save $85.00 RRP: $149.00
2025 100m Sensor Alarm Dual Beam Photoelectric Infrared Detector for Home Security,Black
$64.00 Save $20.00 RRP: $84.00
Infrared Camera Detector compatible with Security Protection Camera Anti-Peeping Camera Detector Lens Detect Gadget LED Spy Gear
$10.95 Save $1.00 RRP: $11.95
Tuya WIFI Smart Door Window Magnetic Sensor Security Alarm Open Closed Detector Home for Anti-Theft Door Rolling Door
$13.95 Save $7.00 RRP: $20.95
Sensor Infrared Safety Beam Photocell Detector for Garage Gate / Swing / Sliding Door Access System
$15.95
Tuya ZigBee Smart Door and Window Sensor Burglar Magnetic Sensor with Scene Interaction Button APP Remote Control
$18.95 Save $10.00 RRP: $28.95
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
$26.95 Save $13.00 RRP: $39.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(
$18.95 Save $13.00 RRP: $31.95
Tuya Door Magnetic Alarm, Anti-Theft Alarm, WIFI APP Door Magnetic Opening Reminder Remote Alarm
$15.95 Save $7.00 RRP: $22.95
4X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Open Close Status Works with TTLOCK App
$59.00 Save $45.00 RRP: $104.00
Wireless Outdoor Door Window Magnetic Alarm Sensor Waterproof Monitor Burglar Anti Theft Alarm Home Security
$27.95 Save $14.00 RRP: $41.95
High Sensitive Vibration Detector Earthquake Alarms with LED Lighting Door Home Wireless Electric Car Alarm
$20.95 Save $10.00 RRP: $30.95
Wireless Door Alarms When Opened with Remote,Door Security Sensor Chime Window Alarm Pool Alarm Door Alarm 2 Pack
$39.95 Save $29.05 RRP: $69.00
Smart ZigBee 3.0 Vibration Sensor Monitor Home Security Protection Motion Shock Home Outdoor Wireless Alarm
$18.95 Save $9.00 RRP: $27.95
CC308+ Radio Wave Full-Range WiFi RF GSM Device Finder Signal Detect Camera Wireless Camera Lens Signal Detector
$16.95
5X Perimeter Trip Alarm, 22 Gauge Camping Trip Alarm Trip Wire Alarm Device, Early Warning Security System
$37.95
Rustproof 433mhz Water Leakage Sensor Alarm For Home Security Systems Ebox
$43.95 Save $45.05 RRP: $89.00
Magnetic Label Remover Clothes Anti-theft Buckles Nail Extracto
$16.95 Save $17.00 RRP: $33.95
Infrared Sensor Security Alarm Anti-theft Motion Detectors For Home Guard System
$20.95 Save $13.00 RRP: $33.95
Wifi Doorbell With Magnetic Triggered Sensor For Window And Door Security 8.20X4.20X1.60cm White 1Set
$40.95