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Shop the best prices on 4,708 great value detectors. Shopping for detectors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Chacon, APC and more. Buy detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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545 - 576 of 3,200
Zigbee Water Leak Detector 2.4GHz Water Sensor Alarm
$22.95 Save $1.00 RRP: $23.95
Water Sensor,WiFi Water Detector Alarm Leak Detector, for Home with 100dB Adjustable Alarm and App Alerts
$17.95 Save $11.00 RRP: $28.95
201W Water Tank Level Sensor,Full Water Alarm System Controller, Smartphone Remote Detection Overflow Leak Alert-EU Plug
$79.00 Save $40.00 RRP: $119.00
Tuya WiFi Water Immersion Alarm Water Leak Detector Intelligent Life APP Remote Control Support for Alexa
$18.95 Save $10.00 RRP: $28.95
Ewelink Zigbee Water Sensor Water Detector for Home Remote Alarm
$28.95 Save $2.00 RRP: $30.95
Water Leak Sensor Flood And Rain Detector IPX7 Waterproof
$20.95 Save $12.00 RRP: $32.95
WiFi Water Ieak Detector for Home 3 Pack
$28.95 Save $2.00 RRP: $30.95
Tuya Zigbee Leak Sensor Water Leakage Detector Leakage Sensor
$21.95 Save $13.00 RRP: $34.95
Tuya ZigBee Water Leak Sensor Smart Water Leak & Flood Detector
$24.95 Save $15.00 RRP: $39.95
Tuya Smart Water Vavle WiFi Water Stop Check Valve Water Leak Sensor Shut Off Remote Control Timer for Alexa EU PLUG
$59.00 Save $25.00 RRP: $84.00
Tuya Smart Zigbee Rain Sensor IP65 Waterproof Rain Detection Water Leak Sensor Real Time APP Monitoring Alert B unbrand
$16.95 Save $13.00 RRP: $29.95
Water Leakage Detector Sensor Water Level Sensor Probe 3 Meter Cable
$8.95 Save $1.00 RRP: $9.95
TuyaWiFi Smart Water Sensor Leak Detector Flood For home
$13.95 Save $8.00 RRP: $21.95
Zigbee Water Leak Detector 2.4GHz Water Sensor Alarm
$27.95 Save $21.00 RRP: $48.95
Tuya WiFi Smart USB Sirene Alarm Sensor Sound & Light Alarm
$28.95 Save $17.00 RRP: $45.95
Graffiti Zigbee Flood Sensor Water Sensor Multifunction Flood Sensor
$13.95
Tuya WiFi Smart Water Flood Sensor Water Leak Detector
$19.95 Save $12.00 RRP: $31.95
Wired Type Leakage Alarm Detector Water Sensor with 3.5mm Jack unbrand
$12.95 Save $8.00 RRP: $20.95
WiFi Water Ieak Detector for Home 3 Pack
$29.95 Save $17.00 RRP: $46.95
Tuya WIFI Water Level Detector Ultrasound Water Usage Meter Remote Digital Water Controller Water T
$89.00 Save $30.00 RRP: $119.00
Home Alarm Water Leakage Spot Alarm Detector Flood Security Alarm
$8.95
BME688 Temperature and Humidity Atmospheric Pressure Detection Sensor
$38.95
VD-806 Electrical Pen Sensitive Sound-light Alarm Self-test Contact-free AC Voltage Detector compati
$10.95 Save $23.00 RRP: $33.95
Wired Type Leakage Alarm Detector Water Sensor with 3.5mm Jack
$12.95
50/100Pcs 6 In 1 Swimming Pool Ph Test Strips Paper Residual Chlorine Ph Value Alkalinity Water Quality Tester GreenZech
$30.95 Save $58.05 RRP: $89.00
Wireless Temperature Sensor Smart Life App Control Temperature And Humidity GreenZech
$52.95 Save $106.05 RRP: $159.00
PH Meter Monitor Water Quality Tester Set for Spa Aquarium Swimming Pool Laboratory
$64.00 Save $20.00 RRP: $84.00
Tuya Smart WiFi Ultrasonic Water Tank Level Monitor Sensor EU Plug
$74.00 Save $10.00 RRP: $84.00
Tuya Smart Zigbee Switch with Temperature Sensor DC 7-32V
$18.95 Save $1.00 RRP: $19.95
Water Immersion Transmitter Sensitive IP65 Waterproof 24 Hour Monitoring Water Leak Detection Transmitter DC10‑30V
$69.00 Save $20.00 RRP: $89.00
3-in-1 Chlorine Meter CL2/H2/Temperature Meter Water Quality Tester
$30.95 Save $18.00 RRP: $48.95
Graffiti Zigbee Flood Sensor Smart Water Sensor Leakage Alarm Flood Sensor Multifunction Flood Senso
$13.95 Save $11.00 RRP: $24.95