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Shop the best prices on 11,383 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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2,977 - 3,008 of 3,200
Wireless Theft Alarm for Anti Sensor Beam Station Infrared Waterproof IP55 Gate
$27.95 Save $6.00 RRP: $33.95
Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$6.95 Save $2.00 RRP: $8.95
Wireless Window Door Sensor, Magnetic Contact Switch EU Plug
$20.95 Save $5.00 RRP: $25.95
Door Window Burglar Alarm Sensor Wireless Remote Control Anti-Theft
$26.95 Save $4.00 RRP: $30.95
Wired Door Sensor Magnetic Switch Home Anti-theft Alarm Home Door Window Entry Warning Switch Dustproof Waterproof
$26.95
Single Beam Infrared Radiation Detector Automatic Door Light Sensor Burglar Alarm Infrared Alarm Detector ABO-30
$22.95
2 Sets of Magnetic Reed Switch Sensors AC220V with Brass NC Contacts for Door and Window Alarm Systems in Homes
$48.95 Save $20.05 RRP: $69.00
Wired Telephone Voice Auto dialer Burglar Security House Alarm System
$40.95 Save $43.05 RRP: $84.00
4PCS High Decibel Door and Window Alarm, Ultra-thin Vibration Sensor Alarm (Silver) unbrand
$35.95 Save $23.05 RRP: $59.00
5X Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Hom
$35.95 Save $28.05 RRP: $64.00
WiFi Smart Door Sensor, Wireless Magnetic Window Open/Close Detector for Home Automation
$28.95 Save $30.05 RRP: $59.00
WiFi Smart Door Sensor, Open/Closed Detector for Home Security, 1/2/3pcs, Smart Life App Control, Door Alarm System
$64.00 Save $35.00 RRP: $99.00
Smart Rain Sensor for Outdoor Wireless Rain Detection, Waterproof, Requires Zigbee Hub, Linkag
$36.95 Save $32.05 RRP: $69.00
Overhead Garage Door Magnetic Switch Alarm Sensor with L Bracket Contacts
$19.95 Save $24.00 RRP: $43.95
EU Plug TV Simulator with AC Adaptor, Anti-Burglar Theft Deterrent Home Security Timer and Sensor
$29.95 Save $34.05 RRP: $64.00
Smart WiFi Thermometer with Freezer Alert for Home Temperature Monitoring
$79.00 Save $60.00 RRP: $139.00
Wireless Door Alarm with Adjustable Delay, 4-in-1 Sensor for Freezer, Fridge, Window, and Safety Alerts
$27.95 Save $36.05 RRP: $64.00
10 Pack Wireless Window Door Magnetic Sensor Alarm for Home Security System & Pool Door Alarm
$50.95 Save $43.05 RRP: $94.00
10 Pack Wireless Window & Door Alarm with Magnetic Sensor for Home Security & Pool Safety
$59.00 Save $40.00 RRP: $99.00
F20 to F36 Compatibility 4-Piece Parking Sensor Kit for Models
$59.00 Save $25.00 RRP: $84.00
Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor
$42.95
High definition wireless PU dance blanket, somatosensory home double dance machine
$104.00 Save $85.00 RRP: $189.00
suitable for Tuya Smart Zigbee Rain Sensor with Light Detector Solar Operated IPX6 Waterproof Rain Detector Remote Control
$37.95 Save $21.05 RRP: $59.00
4-Piece Door and Window Alarm Set, Magnetic Burglar Alarm Sensor, Siren for Child Safety
$18.95 Save $11.00 RRP: $29.95
Wireless Door Opening Contact Sensor Alarm Buzzer, Three-On-Two Doorbell Alarm When Entering Hwy
$59.00
Smart ZigBee 3.0 Vibration Sensor Monitor Home Security Protection Motion Shock Home Outdoor Wireless Alarm
$22.95
Tuya Zigbee Illuminance Sensor IP67 Waterproof Light Sensor Brightness Detection Real Time App Control Sensor
$22.95
Tuya Zigbee Illuminance Sensor IP67 Waterproof Light Sensor Brightness Detection Real Time App Control Sensor
$22.95
SONOFF DW2 WIFI Door Window Sensor Open/Closed Detector Smart Home Sec 25-26
$35.95 Save $38.05 RRP: $74.00
Self-Adhesive Wireless Magnetic Sensor Burglar Door Window Entry Alarm 90 Db 25-26s
$94.00 Save $95.00 RRP: $189.00
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System 25-26
$17.95 Save $17.00 RRP: $34.95
25-26 Refrigerator Freezer Door Alarm with 60-Second Alert, Adjustable Volume & Open Sensor
$32.95 Save $31.05 RRP: $64.00