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SALE Security System Sensors

Shop the best SALE offers on 7,625 low price security system sensors. SAVE on discount and clearance security system sensors in the Fruugo SALE, with big savings and cheap deals on GreenZech, Ydcy, Other and more. Buy security system sensors online safely in the Fruugo SALE, with secure payment and fast shipping to Singapore.

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1 - 32 of 7,625
Animal deterrent alarm for wild boar and theft prevention
$32.95 Save $41.05 RRP: $74.00
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor Anti-Burglary Window Security Alarm
$69.00 Save $50.00 RRP: $119.00
2025 Upgraded Camera Detector Professional Bug RF Detector Hidden Camera Finder
$129.00 Save $70.00 RRP: $199.00
10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced Home Safety B
$16.95 Save $8.00 RRP: $24.95
Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home Light Change Controlled for Home
$45.95 Save $18.05 RRP: $64.00
1/4 Inch Magnet Riser,10 Pack Mount to Any Doorway, Window, and Entryway,Ring Sensor/Magnet Not Incl
$26.95 Save $21.00 RRP: $47.95
New Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
$10.95 Save $7.00 RRP: $17.95
Plush Horse Riding Stick for Kids with Soft Plush Head, Sturdy Wooden Pole Toy for Balance Development and Active Play
$37.95 Save $36.05 RRP: $74.00
Pool alarm for kids safety with wireless door sensor and remote
$54.00 Save $55.00 RRP: $109.00
Ring Alarm Riser 1/4 inch 5 Pack Mount for Entryways 25-26
$999.00 Save $50.00 RRP: $1,049.00
Household Window Home Refrigerator And Freezer Alarm, Door Left Open, Reminders At 30 Seconds
$3.95 Save $17.00 RRP: $20.95
Zigbee Smart Door Window Sensor Wireless Mini Alarm Sensor for Mi Home
$13.95 Save $40.05 RRP: $54.00
Security Window & Door Alarm Bell | Wireless Sensor Door Window Burglar Alarm | Pack of 10
$99.00 Save $60.00 RRP: $159.00
Refrigerator And Freezer Alarm, Door Left Open, Reminders At 60 Seconds Or More-2025
$16.95 Save $21.00 RRP: $37.95
Refrigerator And Freezer Alarm, Door Left Open, Reminders At 60 Seconds Or More-2025
$16.95 Save $16.00 RRP: $32.95
2 Pack White Burglar Alarm Door Window Sensor Wired Anti-theft Contact Detectors Waterproof Professional Quality For Kids Children Safety Diy Protecti
$16.95 Save $87.05 RRP: $104.00
2pcs Security 100db Wireless Door&Window Alarm Vibration Sensor Home
$52.95 Save $96.05 RRP: $149.00
5 Sets Magnetic Reed Switch DC100V Normally Open Closed Recessed Wired Door Window Sensor Switch for Alarm System White
$34.95 Save $10.00 RRP: $44.95
GSM 3G 4G Humidity Temperature Alarm Environmental Monitoring Power Failure Alarm
$219.00 Save $60.00 RRP: $279.00
M5STACK RFID 2 Unit Mini RFID Reader Sensor WS1850S Radio Frequency for Smart portation -HK819
$37.95 Save $16.05 RRP: $54.00
Wireless White Door Alarm Sensor High Decibel Security Burglar Alert
$11.95 Save $7.00 RRP: $18.95
Door Alarm Sensor 120db Loud Wireless Door Alarm Hanging Contact Sensor Black Alarm
$12.95 Save $7.00 RRP: $19.95
1080P WiFi Doorbell Camera Security System with Sensor Kit
$189.00 Save $80.00 RRP: $269.00
5 Sets Magnetic Reed Switch DC100V Normally Open Closed Recessed Wired Door Window Sensor Switch for Alarm System White
$27.95 Save $16.00 RRP: $43.95
Glass Break Detectors, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office, Garage, Dorm Room, Or Even RV, White(2 Piece
$45.95 Save $23.05 RRP: $69.00
Door and window alarm safety magnetic sensor
$34.95 Save $19.05 RRP: $54.00
Solar Driveway Alarm 984ft Range Wireless Sensor IP60 Weather-Resistant
$42.95 Save $21.05 RRP: $64.00
2025 Latest Model Door Open Detection Alarm Door & Window Sensor Simple Use Door
$18.95 Save $12.00 RRP: $30.95
TUYA Zigbee 3.0 Window Door Sensor for Smart Hub App
$40.95 Save $13.05 RRP: $54.00
TUYA Zigbee 3.0 Window Door Sensor for Smart Hub App
$54.00 Save $15.00 RRP: $69.00
Tuya Zigbee Smart Vibration Sensor Home Security Guard
$32.95 Save $9.00 RRP: $41.95
SNZB-04P Zigbee Door and Window Sensor
$23.95 Save $7.00 RRP: $30.95