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Shop the best prices on 5,491 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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257 - 288 of 3,200
3X Zigbee Water Leak Detector for EWelink Zigbee Water Detector APP Remote Control Water Sensor for Kitchens Basements
$28.95
2X Zigbee Water Leak Detector for EWelink Zigbee Water Detector APP Remote Control Water Sensor for Kitchens Basements
$20.95
10/1Pcs Tuya ZigBee Smart Temperature And Humidity Sensor Work With Smart Life App Zigbee Hub Via Alexa Google Home Smart Home
$104.00 Save $35.00 RRP: $139.00
Tuya Smart Zigbee Temperature And Humidity Detector Sensor APP Real Time Monitoring LCD Screen Diaplay Works With Zigbee2mqtt Ho
$59.00 Save $15.00 RRP: $74.00
Tuya Smart Zigbee Temperature And Humidity Detector Sensor APP Real Time Monitoring LCD Screen Diaplay Works With Zigbee2mqtt Ho
$54.00 Save $20.00 RRP: $74.00
SNZB-02 Zigbee Temperature Sensor SNZB-02D Smart House eWelink Real-time Monitor Work With Alexa Google Home Alice
$74.00 Save $25.00 RRP: $99.00
Tuya WiFi Temperature Humidity Sensor Smart Life APP Monitor Smart Home Work With Alexa Google Home No Hub Required
$46.95 Save $17.05 RRP: $64.00
Aubess Tuya WiFi Smart Temperature And Humidity Sensor Battery Powered Smart Home Security Work With Alexa Google Home
$64.00 Save $25.00 RRP: $89.00
3 in 1 Version WiFi Function Tuya Smart Life Smoke Detector Sensor Temperature Humidity Sensor Detection Smoke Fire Sound Alarm
$74.00 Save $25.00 RRP: $99.00
Tuya ZigBee Wifi Temperature and Humidity Sensor Smart Life Remote Monitor Smart Home Indoor Hygrometer Work with Alexa Google
$46.95 Save $17.05 RRP: $64.00
SNZB-02D Zigbee Smart Temperature Humidity Sensor Large LCD Remote Real-time Monitoring Ewelink APP Via Alexa Google Home
$74.00 Save $25.00 RRP: $99.00
Tuya Smart ZigBee Wifi Temperature and Humidity Sensor Smart Life APP Control Indoor Humidity Detector Works with ZigBee Gateway
$64.00 Save $25.00 RRP: $89.00
Tuya ZigBee Smart Temperature And Humidity Sensor Battery Powered ZigBee Smart Home Security Work With Alexa Google Home
$51.95 Save $17.05 RRP: $69.00
Tuya Temperature and Humidity Smart Sensor With Backlight for Smart Home var WiFi SmartLife Work with Alexa Google Assistant
$74.00 Save $25.00 RRP: $99.00
Tuya Zigbee Smart Temperature Humidity Sensor Indoor Hygrometer APP Remote Monitor Var Smart Life Works With Alexa Google Home
$48.95 Save $15.05 RRP: $64.00
Tuya Smart Zigbee Ultrasonic Liquid Level Water Tank Monitor Sensor with Real-Time Alarms for IOS Android APP Control
$104.00
WiFi Water Leak Detectors, Leak and Drip Alert with Tuya APP Push and Sound Alarm Smart Water Sensor
$18.95 Save $8.00 RRP: $26.95
Water Leak Sensor Flood and Rain Detector IPX7 Waterproof 3 Sensitivity Settings for Home Security Works
$17.95 Save $7.00 RRP: $24.95
Tuya Human Presence Detector for Home Automation
$99.00 Save $70.00 RRP: $169.00
3Pcs Water Leak Detector 110DB Alarm for Basement Pipe Drain Sink
$34.95
Tuya Zigbee Water Level Sensor Smart Water Leakage Alarm Detector Overflow Security Protection SmartThings Tuya EWeLink
$17.95
Tuya WiFi Smart Water Sensor Leak Detector Flood Water Leakage Alarm Security System for Alexa Google Home
$16.95
WiFi Water Ieak Detector for Home 3 Pack, Smart Water Leak Sensor with 80dB Alarm and App Alerts, Water Sensor Alarm
$34.95
Overflow Water Immersion Alarm Detector Leak Alarm Water Level Overflow Detector Sensor Alarm
$11.95
2Pcs Tuya Smart Wifi Rain Sensor Real-Time Rainwater Detector
$29.95
Water Level Alarm Water Leakage Detector 120 DB Security Alarm System
$13.95
Soil sensor temperature humidity PH value salt RS485 detector
$109.00 Save $20.00 RRP: $129.00
Smoke Detector Chacon 34150 Chacon
$159.00
2X Tuya Water Leakage Sensor Detector WiFi Flood Water Leak Sensor Home Protection Alarm System Smart Life APP Control
$25.95 Save $15.00 RRP: $40.95
Tuya Water Leakage Sensor 433MHz Security Flood Detector Flood Sensor Wireless Detector Smart Home Security Alarm
$13.95
5M WiFi Water Leak Detector 90DB Dual Water Flood Sensor Smart Life APP Remote Monitoring Flood Alert Overflow Security
$21.95
2Pcs Tuya Smart Wifi Rain Sensor Real-Time Rainwater Detector Smart Life App Controlled for House Outdoor
$26.95 Save $14.00 RRP: $40.95