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Security System Sensors

Shop the best prices on 10,950 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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2,369 - 2,400 of 3,200
Tuya WiFi Temperatures Humidity Sensor with External Probe Wireless Temperatures App Monitor for Freezer Fish Tank
From $24.95
Tuya WiFi Smart Door Window Sensor Home Indoor Door Magnetic Detector Compatible with Alexa & Google Home
From $29.95
freezer alarm with adjustable voice reminders for fridge door
From $6.95
5-Pin Door Loop with 304 Stainless Steel Protector for Access Control Systems
From $69.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
From $21.95
10 Pack Wireless Window Door Alarm Sensor for Home Security System & Pool Door Alarm
From $54.00
10 Pack Window Alarm Wireless Door Magnetic Sensor Alarm For Home Security System, Pool Door Alarm
From $33.95
2025 1/2/3pcs Tuya WiFi Smart Door Sensor Door Open Closed Detectors Smart Home Security Protection Alarm System Smart Life APP Control
From $15.95
2025 Wireless Door Sensor Window Open Closed Detectors Fast Response High Sensitivity Home Security Alarm for Tuya
From $19.95
Intelligent Magnetic Door Sensor - Wireless, 433MHz, Home Security Alarm, Door and Window Monitoring
From $41.95
433MHz Wireless Door Sensor Alarm for Home Security Monitoring
From $54.00
RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Recessed Switch White - (6 Sets)
From $10.95
Light Sensor DC 5V 12V USB Wire Day Auto-on Light Sensor Cable for Home Security and Lighting
From $8.95
Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered Security with Tuya Smart Life App Alexa(B)
From $28.95
4 Pcs Tuya WiFi SOS Emergency Button Wireless One Key Call Help Home Elderly Children Security Protection B
From $64.00
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
From $17.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From $24.95
Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor Motion Shock Alarm
From $13.95
Tuya Zigbee Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Smart Linkage Smart Life APP Length 80cm
From $35.95
4K Ultra HD Universe Galaxy LED Projection Light Atmosphere Light
From $74.00
Tuya Smart Home ZigBee Temperature and Humidity Sensor Indoor Thermometer Monitor Works for Alexa Google Smart Life
From $13.95
3Pcs Tuya WiFi SOS Button One Key Emergency Wireless Security Alarm Panic Device for Elderly Kids Home Smart Life Remote
From $42.95
Tuya ZigBee Devices Button Scene Switch Intelligent Linkage Smart Switch Battery Powered Automation Work with Smart Life
From $11.95
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
From $15.95
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
From $18.95
2X Infrared Installation Contactless Infrared Door Lock No Touch Sensor Exit Button IR Door Release DoorbellSwitch B
From $26.95
Door and Window Anti-Theft Alarm Door and Window Alarm Window Anti-Theft Alarm Door Magnetic Alarm Glass Reed Switch
From $6.95
Graffiti Zigbee Smart Temperature and Humidity Sensor Smart Home Link Wireless Temperature and Humidity Sensor
From $13.95
LD6002C 60G Millimeter Wave Radar Sensor Fmcw Non-Contact Sensor for Fall Detection
From $28.95
LD6002C 60G Millimeter Wave Radar Sensor Fmcw Non-Contact Sensor for Fall Detection
From $26.95
Door Window Sensor Quick Response Data Storage Voice Operation Red LED Door Alarm
From $48.95
R558S Capacitive Fingerprint Module for Access Control Security System
From $15.95