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Security System Sensors

Shop the best prices on 10,940 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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1,025 - 1,056 of 3,200
Door Handle Alarm, Door And Window Alarm Touch Sensor Alarm Door And Window Sensor, 120db Touch Sensor Anti-theft
$17.95 Save $66.05 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).
$74.00 Save $55.00 RRP: $129.00
1pc Tuya Zigbee Smart Home Wireless Door And Window Contact Door Sensor App Control Present
$33.95 Save $65.05 RRP: $99.00
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alar
$41.95 Save $27.05 RRP: $69.00
Light Curtain Sensor Switch Safety Light Grating Security Device (6 Beams BEM0640-A-200NB)Hwy
$99.00
Wireless magnetic alarm for doors - 10 pack window sensor for home and pool security
$25.95 Save $12.00 RRP: $37.95
MC-31 Surface-Mounted NC Magnetic Door Contact Sensor Alarm Reed Switch 10 Set 25-26
$119.00 Save $120.00 RRP: $239.00
2X Tuya Zigbee Door Window Sensors Wireless Smart Life Magnetic Door Sensor APP Remote Control
$25.95 Save $17.00 RRP: $42.95
6X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Open Close Status Works with TTLOCK App
$89.00 Save $60.00 RRP: $149.00
3X Tuya Zigbee Smart Vibration Sensor Tilt Detector Home Security Protection Smart Life App Real-Tim
$44.95 Save $34.05 RRP: $79.00
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(
$31.95 Save $22.05 RRP: $54.00
WiFi Smart Door and Window Sensor - Loud Alarm, Adjustable Ringtones, Easy Installation
$52.95
Wireless Door Window Alarm Sensor: Easy Install, 105dB Alert, Built-in Battery
$20.95
Door Window Sensor Quick Response Data Storage Voice Operation Red LED Door Alarm
$30.95 Save $38.05 RRP: $69.00
Mini Door Window Alarm Home Security 433Mhz Wireless Magnetic Sensor Anti-Theft Alarm Sound Easy Installation for Home Garage Apartment Door Alarm Se
$19.95 Save $16.00 RRP: $35.95
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Door Window Cabinets
$34.95
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Door Window Cabinets
$36.95 Save $32.05 RRP: $69.00
W100 Smart WiFi Bridge Gateway and Door Sensor Set for Smart Lockboxes, APP Control for Home Office
$84.00 Save $45.00 RRP: $129.00
Door Alarm Wireless Anti-Theft Remote Control Door & Window Security Alarms Magnetic Sensors Alarm for Apartments
$17.95
10 Pack Window Alarm, Wireless Door Magnetic Sensor Alarm for Home Security System, Pool Door Alarm
$50.95 Save $23.05 RRP: $74.00
Smart Tuya WiFi Zigbee Window And Door Sensor Door Open / Closed Detectors Home Security Alarm System With Via Alexa Google Home
$29.95 Save $6.00 RRP: $35.95
Magnetic Sensor - Magnetic Contact Door Detector With Magnetic Contact For Door Window Security For Garage Alarm
$33.95 Save $19.00 RRP: $52.95
Door and Window Alarm, 4pcs Magnetic Wireless Sensor for Home Security Child Safety Anti-Intrusion with 120dB Siren
$40.95 Save $28.05 RRP: $69.00
8pcs New Longer Door Window Wireless Burglar Alarm With Magnetic Sensor Home Safety Wireless Longer System Security Device-Yvan
$24.95 Save $12.00 RRP: $36.95
2pcs Door Window Alarm 130dB Wireless Magnetic Sensor 5 Alarm Modes for Home Security Kids - Anti-Intrusion Anti-Theft Burglary Detectors Siren with B
$48.95 Save $25.05 RRP: $74.00
Tuya WiFi Smart Door Window Sensor Door Open/Closed Detector Wireless Sensor with App Alert Works wi
$41.95 Save $37.05 RRP: $79.00
1 Pair Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate / Door Safety Infrar
$19.95 Save $14.00 RRP: $33.95
4X White Door Window Contacts Magnetic Switch Sensor
$13.95 Save $10.00 RRP: $23.95
Smart WiFi Thermometer with Freezer Alert for Home Temperature Monitoring
$59.00 Save $35.00 RRP: $94.00
4pcs Door Window Sensor Zigbee Wireless Connection Smart Mini Door Sensor Work for Gateway Mi Home
$109.00 Save $20.00 RRP: $129.00
Wireless Temperature And Humidity Sensor Detector Smart Home Sonoff SNZB-02P
$59.00
5pcs Door Sensor Alarms Loud Door Chime Security Contact Sensors for Home Office Easy Install Reliable Theft Protection with Battery Included
$28.95 Save $11.00 RRP: $39.95