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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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225 - 256 of 3,200
Tuya Smart WiFi Infrared Detector, Intelligent Monitoring, Safeguard Your Home Security,for and
$21.95
400ML Automatic Soap Dispenser, Infrared Sensor, 4 Adjustable Modes, Waterproof, Ideal for Home, Kitchen, Bathroom
$30.95
5 Pcs Car Water Temperature Sensor 89422-87102 8942287102 for Toyota New High Quality Auto Parts
$33.95
Home Alarm Water Leakage Alarm 120DB Remote Control Water Leak Sensor Detector Flood Alert Overflow
$23.95 Save $1.00 RRP: $24.95
2Pcs Tuya Smart Wifi Rain Sensor Real-Time Rainwater Detector Smart Life App Controlled for House O
$29.95 Save $5.00 RRP: $34.95
Tuya WiFi Smart Liquid Level Sensor Wireless Water/Oil Storage Tank Depth Detector APP Remote Monit
$74.00 Save $15.00 RRP: $89.00
Water Leak Detector Smart Home Alarm 98x48x22mm for Early Flood Leakage Warning White
$22.95
F999B Leaking Water Leak Detector Household Wall Leaking Pickup Leak Detector EU Plug
$169.00 Save $90.00 RRP: $259.00
Smoke Detector APC NBES0301 APC
$289.00
3-In-1 Chlorine Meter CL2/H2/Temperature Meter Water Quality Tester for Pools Drinking Water Aquarium Aquaculture
$34.95 Save $11.00 RRP: $45.95
Tuya Smart Zigbee Rain Sensor IP65 Waterproof Rain Detection Water Leak Sensor Real Time APP Monitoring Alert B
$16.95
WiFi Water Leak Detectors, Leak and Drip Alert with Tuya APP Push and Sound Alarm Smart Water Sensor
$19.95
Smart WIFI Water Leak Detector 100dB High-Decibel Alarm Remote Real-Time Control Wireless Stereo Sensor for Kitchens
$18.95
Smart Water Leakage Detector for ZigBee Wireless Water Sensor Kitchen Bathroom Sensitive Flood Detector for Tuya
$24.95 Save $13.00 RRP: $37.95
Smart Water Leak Alarm White WiFi Wireless Intelligent House Leaking Sensor DPZW001
$25.95 Save $14.00 RRP: $39.95
Water Level Indicator Alarm High Water Level Alarm Sensor Waterline Indicating Alarm with Silencer Switch
$104.00 Save $65.00 RRP: $169.00
Water Pipe Leak Detector High Sensitivity with Display Spectrum Clear Sound Quality Water Leakage Sound Amplifier
$31.95 Save $18.00 RRP: $49.95
Water Leakage Detection Monitor Enhanced High Strength Water Pipe Leak Detector
$59.00 Save $30.00 RRP: $89.00
Machine Room Isolated Wired Water Leak Flood Alarm Sensor Detector 12V
$33.95 Save $20.05 RRP: $54.00
Water Level Indicator Alarm Water Level Alarm Sensor Waterline Indicating Alarm Low or High Water Level Sensor Alarm with Silencer Switch
$99.00 Save $50.00 RRP: $149.00
Water Pipe Leak Detector Sensor Water Pipe Tube Leakage Monitor Tester Kit with Dual Probes Earphone High Sensitivity Water Pipeline Locator Accessory
$59.00 Save $30.00 RRP: $89.00
Water Overflow Sensor Detector 120dB Water Leakage Alarm System
$14.95 Save $8.00 RRP: $22.95
Water Pipe Leak Detector Portable Compact Rechargeable Wall Water Leakage Tester for Home
$25.95 Save $15.00 RRP: $40.95
Tuya WiFi Water Leak Sensor Flood Leakage Detector with Sound Alarm 80dB IP55 WaterProof Water Sensor Remote Monitor
$16.95 Save $7.00 RRP: $23.95
12V DC Wired Water Detectors Water Leak Alarm Module Leakage Flood Sensor with 10A NC NO Relay Output Control
$29.95 Save $14.00 RRP: $43.95
Ultra-Sensitive Wall Microphone for Leak Detection in Water and Oil Systems - Advanced Sound Monitoring Tool
$32.95 Save $41.05 RRP: $74.00
LC35D01 Automatic Water Level Controller DC12V
$21.95 Save $3.00 RRP: $24.95
Automotive Diagnostic Scanner Gasoline Vehicle Plug Analyzer Spark
$27.95
Tuya Zigbee Smart Water Leak Sensor Water Overflow Level Detector
$21.95 Save $6.00 RRP: $27.95
1080P Tuya Smart Life Home Digital Viewer Peepholes EU PLUG Silver
$69.00 Save $20.00 RRP: $89.00
Tuya Smart Life WiFi Energy Meter Bidirectional 3 Phase
$99.00 Save $30.00 RRP: $129.00
Tuya Zigbee Water Leak Sensor Wireless Flooding Detector Water Leakage Detection Alert Water Level
$19.95 Save $2.00 RRP: $21.95