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Shop the best prices on 5,624 great value detectors. Shopping for detectors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Viewleaf, Chacon and more. Buy detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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97 - 128 of 3,200
Tuya ZigBee Smart Sound and Light Siren Sensor Home Alarm for Tuya
$20.95
Aluminum Flood Barrier 100cm Reusable Stackable Wall for Doorway Garage Entrance and Outdoor Use
$339.00 Save $160.00 RRP: $499.00
PC102 Portable Water Quality Tester Digital 2 in 1 PH & Chlorine Level CL2 Meter Detector for Swimming Pool Spa
$37.95 Save $11.00 RRP: $48.95
Smart WiFi Water Leak Detector with Flood Notification and Alarm System for Home Safety Monitoring
$27.95 Save $31.05 RRP: $59.00
Tuya Smart Water Vavle WiFi Water Stop Check Valve Water Leak Sensor Shut Off Remote Control Timer for Alexa EU PLUG
$52.95 Save $31.05 RRP: $84.00
High Sensitivity Water Pipe Leak Detector with Earphone and Adjustable Sound Levels
$209.00
2X Tuya Zigbee Water Sensor Alarm Water Leak Detector Flood Alert Overflow Security Alarm System Works
$26.95
2X Alarm Water Leakage Spot Alarm Detector Independent Water Leak Sensor Detection Flood Alert Overflow Security Alarm
$14.95
2X Overflow Water Immersion Alarm Detector Leak Alarm Water Level Overflow Detector Sensor Alarm
$16.95
3X Wifi Crow Smart Water Detector Leak Sensor Alarm Leak Detector 40DB Flood Alarm Overflow Safety
$45.95
ME201WZ Zigbee Tuya Mobile App Liquid Level Sensor Alarm Indicator Liquid Level Remote Monitoring Detector Gauge US Plug
$79.00
3X Zigbee Water Immersion Sensor Smart Life Leakage Sensor Water Linkage Alarm App Remote Monitoring Water Leak Detector
$35.95
3X Tuya Water Leakage Sensor Detector WiFi Flood Water Leak Sensor Home Protection Alarm System Smart Life APP Control
$36.95
2X Zigbee Water Level Sensor Smart Water Leakage Alarm Detector Flood Alert Overflow Security Protection Tuya EWeLink
$30.95
Sound and light alarm gas leak detector for home or workplace
$119.00 Save $30.00 RRP: $149.00
2 in 1 Water Quality Tester Dual Scale PH and Chlorine Level CL2 Tester Meter for Swimming Pool,Hydr
$39.95 Save $24.05 RRP: $64.00
4.3inches Colorful Display Fish Finder Detector Deep Water Transducer for Boat
$1,549.00 Save $1,100.00 RRP: $2,649.00
4pcs Tire Pressure Monitoring Sensor IP67 Waterproof Phone APP Display Bluetooth Real Time TPMS for
$94.00 Save $25.00 RRP: $119.00
12V DC Water Level Controller Module, Liquid Water Level Detection Sensor Controller DIY Module Kit
$15.95 Save $18.00 RRP: $33.95
Tuya Smart WiFi Water Valve Water Meter Water Flow Rate Water Temperature Display Controller Smart APP Control EU PLUG
$199.00 Save $90.00 RRP: $289.00
New Water Leak Alarm Flood Level Overflow Detector Sensor Home Security Alert
$26.95 Save $25.00 RRP: $51.95
Water Detector, 120dB Safety Water Loop Security Water Level Alarm Sensor for Kitchen
$32.95 Save $15.00 RRP: $47.95
Water Level Alarm Water Leakage Detector Overflow Alarm Full Water Alarm 120 DB Security Alarm System
$11.95
Fully Automatic Water Level Controller Switch 25A 220V Water Tank Liquid Level Detection Sensor Water Pump Controller A
$17.95
WiFi Smart Human Presence Sensor Luminance/Distance Detection Tuya Smart Life Home Automation for A
$26.95
New Tuya WiFi Smart Water Flood Sensor Water Leak Detector Flood Notification Alarm Overflow Alarm System Smart Life
$22.95
Liquid Level Transmitter Water Level Sensor Detector 5m Cable 1232VDC 420mA
$209.00 Save $30.00 RRP: $239.00
WiFi Temperature Humidity Switch Module Dual Relay Output with Temperature Probe 90‑ for TUYA Smart App
$48.95 Save $40.05 RRP: $89.00
Tuya Smart WiFi Ultrasonic Water Tank Level Monitor Sensor Real-Time Alerts App Control for IOS & An
$84.00 Save $35.00 RRP: $119.00
Smart WIFI Water Leak Detector 100dB High-Decibel Alarm Remote Real-Time Control Wireless Stereo Sensor for Kitchens
$18.95 Save $10.00 RRP: $28.95
Smart WIFI Water Leak Detector 100dB High-Decibel Alarm Remote Real-Time Control Wireless Stereo Sensor for Kitchens
$16.95
Tuya Smart Zigbee Rain Sensor IP65 Waterproof Rain Detection Water Leak Sensor Real Time APP Monitoring Alert B
$14.95