| Portable Fish Finder Handheld Sonar Fish Depth Finder for Kayak, Boat, Ice, Shore Fishing, 328ft/100M Depth Range | LCD Display, Fish Alarm | crazyrctoys.com | 183.99 USD | 780.99 USD | −76.4% |
| EC pH Monitor for Hydroponics, 6-in-1 Water Quality Tester with Wi-Fi, pH Meter Tester, Continuous Monitor of pH PPM EC CF Humidity Temp of Indoor DWC Grow System,Hydro Reservoir Tank | ugf.onl | 59.9 USD | 71.99 USD | −16.8% |
| Calibrateur sonomètre 94/104/114 dB – étalonnage micro 1/2 pouce, compact | big-promo.com | 184.9 EUR | 215.55 EUR | −14.2% |
| Digital Triaxial Gauss Meter TM192 | earthingoz.com.au | 310 AUD | — | — |
| EMF Meter - TM192 Digital Triaxial | barefoothealing.com.au | 310 AUD | — | — |
| Multi-Field EMF Meter TM190T | earthingoz.com.au | 299 AUD | — | — |
| EMF Detector Meter - TM 190T | barefoothealing.com.au | 299 AUD | — | — |
| Mini Pro Series OTDR: Compact and Multifunctional Fiber Optic Tester OPM, LS, VFL, RJ45 Cable Tracking for FTTX, Network Construction, etc. | gainexpress.com | 297.9 USD | — | — |
| FF-168LIC 2-in-1 Wired & Wireless Fish Finder, 328 ft Wireless Range, 328 ft Wired Depth Detection, 2.8" LCD Display | totalfindz.com | 271.89 CAD | — | — |
| TC-8100 Digital Handheld Dust Particle Counter PM2.5, PM10 AQI Tester Data Logging Function up to 999 Set | gainexpress.com | 262.9 USD | — | — |
| FM-100V5 Digital Water Flowmeter Water Flow Rate Meter for Open Channels Flow Velocities Measurement Flow Rate Sensor Portable with Backlight | gainexpress.com | 262 USD | — | — |
| 3-Axis Radio Frequency Meter TM195 | earthingoz.com.au | 260 AUD | — | — |
| Radio Frequency EMF Meter - TM 195 | barefoothealing.com.au | 260 AUD | — | — |
| Professional 300m Long-Range Wireless Fish Finder, 3.5" High-Definition LCD, Portable Sonar Depth Sounder Bait Boats & Outdoor | gainexpress.com | 240.79 USD | — | — |
| Professional 8-in-1 Fiber Optic Tester Multifunctional OTDR for FTTx and Network Maintenance 3.5-inch Display Screen, Rechargeable, 600 Internal Storage | gainexpress.com | 220.9 USD | — | — |
| TM-802 | gainexpress.com | 215.9 USD | — | — |
| Portable Digital Webster Hardness Tester 6 Selectable Hardness Scale, Simple Calibration with Bluetooth -Mobile App Connection (Android Only) | gainexpress.com | 214.9 USD | — | — |
| FF-916 WiFi Fish Finder Sonar, 164 ft WiFi Range, 148 ft Depth Detection, iOS & Android Compatible with Neoprene Carrying Bag | totalfindz.com | 209.35 CAD | — | — |
| FF-718LI 2-in-1 Wired & Wireless Rechargeable Fish Finder, 328 ft Wired Depth, 131 ft Wireless Depth, Color LCD Display | totalfindz.com | 193.81 CAD | — | — |
| 8-in-1 Smart Wi-Fi Pool Water Monitor with Tuya App – pH, ORP, Chlorine, TDS, EC, Salinity & Temperature | totalfindz.com | 188.99 CAD | — | — |
| FF-180PR Underwater Fishing Camera Fish Locator, 4.3" HD LCD Monitor, 120° Wide-Angle Camera, 20M Cable, Video Recording | totalfindz.com | 184.45 CAD | — | — |
| FF-180AR Underwater Fishing Camera Fish Locator, 4.3" HD TFT LCD Monitor, Sun Visor, 120° Wide-Angle Camera & 20M Cable | totalfindz.com | 184.42 CAD | — | — |
| 4-Channel K-Type Thermocouple Temperature Data Logger with SD Card & LCD Display | totalfindz.com | 176.99 CAD | — | — |
| LUX-510 Portable Spectral Illuminance Meter Light Lux Tester with Spectral Sensor Measuring CRI, CCT, Blue Light, UV Index, Temperature, Humidity | gainexpress.com | 159.9 USD | — | — |
| FF-168D Portable Fish Finder, 328 ft Depth Detection, 2.2" LCD Display, Wired Sonar with Fish Alarm & Zoom | totalfindz.com | 159.26 CAD | — | — |
| FF-3308-8 Portable Underwater Fishing & Inspection Camera System, 3.5" Color LCD Monitor, 20M Cable, 120° Wide-Angle Camera with IR LEDs | totalfindz.com | 159.25 CAD | — | — |
| TM-223 Digital Handheld UV-AB Light Meter Ultra-Violet (UV) Detector 290~390nm Range | gainexpress.com | 142.9 USD | — | — |
| AQM-345 Smart Indoor Air Quality Monitor CO2 Meter, TVOC, Humidity, Temperature, PM2.5, PM1.0 with Relay Output APP Control Meter for Home Offices Schools | gainexpress.com | 141.9 USD | — | — |
| FF-1108-1CWLA Wireless Fish Finder with Rechargeable Sonar Sensor, Fish Attracting Light, 147 ft Depth Detection & 2.4" Color LCD | totalfindz.com | 138.67 CAD | — | — |
| FFCW-1108-1 Wireless Fish Finder Sonar, 393 ft Wireless Range, 147 ft Depth Detection, 2" TN Anti-UV LCD Display | totalfindz.com | 135.08 CAD | — | — |
| Gain Express Portable CO2 Detector, Digital CO2 Monitor with Alarm Function | wcsafety.com | 131.9 USD | — | — |
| FF-1108-1CLA Wireless & Wired Color Fish Finder, 328 ft Wireless Range, 147 ft Wired Depth, 2.4" TFT LCD with Fish Attracting Light | totalfindz.com | 128.99 CAD | — | — |
| FFW-718LA Wireless Fish Finder, Rechargeable Sonar Sensor, 492 ft Wireless Range, 147 ft Depth Detection with Fish Attracting Light | totalfindz.com | 124.99 CAD | — | — |
| FFW-335 Wireless Fish Finder Sonar, 2.4" Color TFT LCD, 656 ft Wireless Range, 147 ft Depth Detection with Fish Alarm | totalfindz.com | 114.85 CAD | — | — |
| FFC-1108-1 Portable Fish Finder Sonar, 328 ft Depth Detection, 2" TN Anti-UV LCD Display with LED Backlight, Wired Transducer for Boat, Kayak & Ice Fishing | totalfindz.com | 109.17 CAD | — | — |
| DY003 Nuclear Radiation Detector Dosimeter Smart Wi-Fi Monitor Geiger-Müller Counter with 10000 Groups of Data Touch Screen Key | gainexpress.com | 103.9 USD | — | — |
| Smart Floating 9-in-1 Water Quality Tester with Wi-Fi, Tuya App & Rechargeable Battery | totalfindz.com | 101.99 CAD | — | — |
| SNS-VM6360 Probe for Vibration Meter VM-6360 | gainexpress.com | 96.4 USD | — | — |
| WQM-359 Multi-Parameter 8-in-1 Water Test Kit pH. ORP. EC Conductivity, TDS, Salt, S.G., CF, and Temperature with Online APP Tester | gainexpress.com | 94.9 USD | — | — |
| Soil pH & Moisture Tester Meter with 295mm Waterproof Probe | totalfindz.com | 93.58 CAD | — | — |