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Shop the best prices on 5,447 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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353 - 384 of 3,200
Tuya Smart Water Valve Controller Sprinkler Drip Irrigation System and Tuya Soil Moisture and Temperature Sensor
$64.00 Save $55.00 RRP: $119.00
Water Leak Detector-flood Detector Water Alarm Wireless Water Detectors With Sound And Light Alarm
$37.95 Save $26.05 RRP: $64.00
Water Pipe Leakage Monitor ‑70Ddb Sensitivity 20000X Sound Amplification Rechargeable Water Leakage Detector
$69.00 Save $50.00 RRP: $119.00
1 Set Leak Detector 90890-06840 for Mercury Parsun Hidea Seapro Outboard Motor Lower Casing
$129.00 Save $30.00 RRP: $159.00
ME201R Ultrasonic Water Tank Level Monitor Sensor Intelligent Remote Detection Smartphone Full Wate
$129.00 Save $20.00 RRP: $149.00
1P Tuya App Wifi Circuit Breaker Interruptor Smart Life Timer Voice
$69.00 Save $10.00 RRP: $79.00
Hy929 Leakage Sensor Through Wall Microphone Voice Listen Detector Water Pipe Monitor Tester Kit Tools
$84.00
Tuya Smart Smoke Detector with WiFi & Bluetooth, Temperature & Humidity Monitoring 80dB Alarm, Remo
$99.00
2Pcs Tuya Smart Life Energy Meter Power Production Consumption
$59.00
Tuya Wifi Wireless Sos Emergency Home Burglar Alarm Sensor Panic Button For Old Man Personal Self-defense Smart Life App
$104.00
Liquid Level Transmitter, Submersible Water Sensor Detector 4‑20mA DC12‑30V Stainless Steel Probe (0-1m)
$64.00 Save $20.00 RRP: $84.00
F999r Waterpipe Leak Detector For Water Pipe Tube Water Leakage Black
$449.00
Tuya Smart WiFi Water Valve with Water Flow Rate and Water Meter Shut on/Off Remote Control Real Ti
$209.00
Ouitble Water Level Transmitter 10Pcs Liquid Level Sensor Kit, Capacitive Water Detector with Ceramic Base, 0-300 Bar, Level Transmitter and
$79.00 Save $20.00 RRP: $99.00
ORP Tester Digital Display Backlit Control Water Quality Tester for Swimming Pools Spas Hydroponics Laboratories
$74.00 Save $45.00 RRP: $119.00
Hvlp Airbrush Paint Spray Gun Professional Car 600ml 1.3mm Nozzle Super Atomization Water Gun Paint Sprayer Pneumatic Tool
$289.00
Liquid Level Sensor Liquid Level Detection Sensor Water Level Monitoring Sensor Sensor Module unbrand
$64.00 Save $20.00 RRP: $84.00
Tuya Sensor Wifi Leaka Flood Alarm Swimming Tank Flow Detector Leak Protec
$159.00 Save $230.00 RRP: $389.00
Pc102 Portable Water Quality Tester Digital 2 In 1 Ph Amp; Chlorine Level Cl2 Meter Detector For Swimming Pool Spa
$139.00 Save $200.00 RRP: $339.00
Electromagnetic Radiation Detector Data Hold Sound Light Alarm EMF Radiation Meter Detector
$69.00 Save $20.00 RRP: $89.00
Gas Detector DM72B Air Quality Monitor Meter Sensor WiFi Data Transmission to TUYA APP Real Time Det
$209.00 Save $230.00 RRP: $439.00
Tuya WIFI Water Level Detector Ultrasound Water Usage Meter Remote Digital Water Controller Water T
$109.00
HY 929 Water Pipe Leakage Detector Water Pipeline Leak Detector Plumbing Engineering Leak Detection Device
$69.00 Save $50.00 RRP: $119.00
Tuya Smart Life 3 Phase WiFi Energy KWH Meter 80A Record Consumption
$114.00
Water Level Indicator Alarm Water Level Alarm Sensor Waterline Indicating Alarm Low Or High Water Better
$149.00 Save $20.00 RRP: $169.00
Leakage Detector Water Purifier HM Leakage Alarm with Protection Valve Water Pipe Leakage Detector
$79.00
Wireless Bedwetting Alarm 4 Timing Music Vibration Bedwetting Sensor Watch for Children Elderly
$69.00 Save $30.00 RRP: $99.00
SONOFF SNZB-05P Zigbee 3.0 Water Leak Detector IP67 Waterproof Remote Control EWelink App Smart Home with Alexa Google Home
$48.95 Save $10.05 RRP: $59.00
Water Leak Test Stick Leak Testing Tool for Testing Precise Detection
$21.95 Save $11.00 RRP: $32.95
Tuya Intelligent Atmospheric Pressure Sensor with Temperature and Humidity Detection Integrated Home Device Tuya ZigBee
$32.95 Save $9.00 RRP: $41.95
Tuya Intelligent Atmospheric Pressure Sensor with Temperature and Humidity Detection Integrated Home Device Tuya WiFi
$32.95 Save $8.00 RRP: $40.95
Wi-Fi Water Flow Meter for Garden Hose Smart Water Meter with 4 Flow Modes Real-Time Flow Tracking Easy Reading Display Usage Alerts
$45.95 Save $13.05 RRP: $59.00