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Shop the best prices on 5,632 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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3,105 - 3,136 of 3,200
DF - 96d Automatic Water Level Controller Switch 20A 220V Water Tank Level Detection Sensor Water Pump Controller Level Switch Relay (Without Switch)
$40.95 Save $10.00 RRP: $50.95
Wifi Smoke Detector Smart Fire Alarm Sensor Wireless Security System Smart Life Tuya APP Control Smart Home For Home Kitchen/Store/Hotel/Factory
$46.95 Save $37.05 RRP: $84.00
ME201W Tuya Smart Ultrasonic Water Tank Level Monitor Sensor Real-Time Alerts App Control for IOS Zigbee AU Plug
$94.00
Tuya Smart Zigbee Ultrasonic Liquid Level Water Tank Monitor Sensor with Real-Time Alarms for IOS Android APP Control
$109.00
2Pcs Tuya WiFi Smart Water Leak Sensor Remote Monitoring Water Overflow Level Detector 80dB Sound Alarm System
$21.95 Save $10.00 RRP: $31.95
Tuya Smart Zigbee Ultrasonic Liquid Level Water Tank Monitor Sensor with Real-Time Alarms for IOS Android APP Control
$109.00 Save $50.00 RRP: $159.00
ME202W Tuya High Accuracy Ultrasonic Sensor Intelligent Water Tank Level Sensor Meter 5M Tank Level Monitor US Plug
$339.00 Save $150.00 RRP: $489.00
Tuya ZigBee Smart Rain Sensor 2-in-1 Rainwater Flood Detector Rainwater Detection for Home Automation
$16.95 Save $7.00 RRP: $23.95
Tuya WiFi Smart Water Leak Sensor 90dB Leak Alarm Dual-Sided Water Level Sensor Remote Monitor Smart Home
$19.95 Save $9.00 RRP: $28.95
201W Water Tank Level Sensor,Full Water Alarm System Controller, Smartphone Remote Detection Overflow Leak Alert-EU Plug
$79.00
5Pcs Water Leakage Detector Sensor with 3.5 Audio Head Water Level Sensor Probe Dual Metal Poles Water Leak Level Sensor
$12.95 Save $6.00 RRP: $18.95
Tuya APP Temperature Sensor Seedling Fermentation Animal Breeding Zigbee Temperature Detection Alarm
$33.95 Save $10.00 RRP: $43.95
Tuya WiFi 3 Phase Energy Meter Power Monitoring Real-Time Measure Consumption 63A Smart Life App C
$94.00 Save $5.00 RRP: $99.00
Tuya WIFI Water Level Detector Ultrasound Water Usage Meter Remote Digital Water Controller Water T
$74.00 Save $5.00 RRP: $79.00
Water Pipe Leak Detector Efficient, Highly Sensitive, Highly Durable Water Pipe Detection Tool
$89.00 Save $30.00 RRP: $119.00
4X Basement Water Leak Detector Alarm, Flood Sensor for Water Leakage Detection, 110DB, Wireless
$48.95
2X Basement Water Leak Detector Alarm, Flood Sensor for Water Leakage Detection, 110DB, Wireless
$26.95
Air Detector Lite Retina Touch Ips Screen Touch Operation Pm2.5 Mi Control Air Monitor Work For
$169.00 Save $110.00 RRP: $279.00
Tuya Zigbee Water Sensor Water Detector for Home Remote Alarm
$22.95 Save $18.00 RRP: $40.95
Water Sensor,WiFi Water Detector Alarm Leak Detector, for Home with 100dB Adjustable Alarm and App Alerts
$18.95 Save $9.00 RRP: $27.95
Tuya Zigbee Ultrasonic Liquid Level Water Tank Monitor Sensor with Real-Time Alarm Notification APP Control US Plug
$74.00 Save $45.00 RRP: $119.00
Liquid Level Sensor Switch 12V NonContact Water Level Detector Stick Type for Tanks Y25T12V
$20.95 Save $10.00 RRP: $30.95
Water Quality Tester for Pool pH – Battery-Free Testing Device for Accurate Swimming Pool and Drinking Water Analysis
$35.95 Save $18.05 RRP: $54.00
Tuya Temperature Humidity Switch Sensor WiFi Temperature Humidity Switch Sensor with Temperature and
$17.95 Save $11.00 RRP: $28.95
F999B Leaking Water Leak Detector Household Wall Leaking Pickup Leak Detector EU Plug
$169.00 Save $50.00 RRP: $219.00
2PCS PCFS-IR212-55 Floor Scrubber Water Level Sensor IP68 Water Detector High Precision Measurement
$10.95 Save $14.00 RRP: $24.95
Personal Alarm 120-130dB Safe Sound Emergency Self-Defense Security Alarm Keychain LED Flashlight for Women Girls Kids Elderly Explorer, Black, 1 pack
$16.95 Save $6.00 RRP: $22.95
Home Water Leakage Sensor Wireless Overflow Alarm for Tuya Smart Work with ZigBee Gateway
$54.00 Save $45.00 RRP: $99.00
5 in 1 Portable Salinity/Temperature/TDS/EC Digital Seawater Quality Tester for Pools&Aquariums&Saltwater&Drink Water
$23.95
Smart Rain Sensor Solar Charging Real Time Water Resistant Light Rainwater Detector with App Alert for Zigbee for Tuya
$50.95 Save $43.05 RRP: $94.00
Zigbee Tuya Human Presence Sensor 24G Millimeter Wave Radar Human Static Motion Sensing Smart Life
$40.95
3pcs ZigBee Water Sensor Tuya Leak Detector Flood Water Leakage Detector Alarms Smart Life Control Need Zigbee Gateway
$29.95 Save $9.00 RRP: $38.95