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$15 to $50 Security System Sensors

Shop the best prices on 2,934 great value $15 to $50 security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ebox, Sz-fr5a-i500865576 and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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1 - 32 of 2,934
12V 3A Power Supply Adapter Universal Power Adapter Transformer for Monitor
$18.95 Save $6.00 RRP: $24.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
$18.95 Save $8.00 RRP: $26.95
Tuya Smart Zigbee Rain Sensor with Light Detector Solar Operated IPX6 Waterproof Rain Detector Remote Control unbrand
$28.95
Wireless Outdoor Door Window Magnetic Alarm Sensor Waterproof Monitor Burglar Anti Theft Alarm Home Security
$28.95 Save $15.00 RRP: $43.95
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
$25.95
1/4 Inch Ring Alarm Magnet Riser,10 Pack Mount to Any Doorway, Window, and Entryway,Ring Sensor/Magnet Not Included
$27.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
$16.95 Save $8.00 RRP: $24.95
DC 12V 5A Power Adapter Power Supply Brick Switching Transformer for LED Light Strip 100240V
$25.95 Save $8.00 RRP: $33.95
10 Sets 433MHz Wireless Magnetic Door Window Sensors for Enhanced Home Security Compatible with Home Burglar Systems
$36.95 Save $16.00 RRP: $52.95
Tuya Intelligent Pressure Sensor for ZigBee Detection 800mm
$49.95 Save $9.05 RRP: $59.00
Tuya Zigbee Solar Light Sensor IP65 Waterproof Outdoor Brightness Detector with Real Time Luminance Monitoring
$30.95 Save $19.00 RRP: $49.95
Tuya Zigbee Solar Sunlight and Rainwater Sensor 2 in 1 Rainfall Sunshine Weather Detection Sensor for Home Smart Life
$34.95 Save $15.00 RRP: $49.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
$20.95 Save $4.00 RRP: $24.95
Tuya WiFi Vibration Sensor Door Window Glass Broken Detector Home Security Anti-Theft Smart Life APP Real-Time Alert B
$34.95
Tuya Zigbee Illuminance Sensor IP67 Waterproof Light Sensor Brightness Detection Real Time App Control Sensor
$17.95
TUYA Smart Fingerbot Plus Zigbee Knop Pusher Smart Home Smart Life App Voice Control with App
$29.95 Save $13.00 RRP: $42.95
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
$32.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 1M
$20.95 Save $9.00 RRP: $29.95
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
$19.95
Automatic Toilet Flush Button Smart Flusher ExternalInfrared Sensor
$16.95
2Pcs Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock
$24.95 Save $5.00 RRP: $29.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2
$24.95 Save $17.00 RRP: $41.95
Tuya WiFi SOS Panic Button Smart Life APP Notifications One Key Alert Wall Sticky /Neck Strap Design for Elderly & Kids
$32.95 Save $17.00 RRP: $49.95
1 Pair Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate / Door Safety Infrared Photocells
$16.95 Save $10.00 RRP: $26.95
调用 AI 接口失败: Connection error. Ref: 8793
$22.95 Save $11.00 RRP: $33.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Window Alarm
$15.95 Save $7.00 RRP: $22.95
Tuya ZigBee Smart Door and Window Sensor Burglar Magnetic Sensor with Scene Interaction Button APP Remote Control
$19.95
Tuya ZigBee 3.0 Window Door Gate Sensor Detector Controlled Via Smart Life App for Alexa Google Home White
$17.95 Save $11.00 RRP: $28.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
$19.95 Save $12.00 RRP: $31.95
2X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
$30.95
Tuya Zigbee Pressure Sensor Multifunctional Occupancy for Gravity Detector Strip for Smart Life Home Automation Device
$34.95
2X Tuya Smart Temperature and Humidity Sensor WiFi APP Remote Monitor for Smart Home Var SmartLife Work with Alexa
$21.95