Gauss Meter/Tesla Meter Portable Magnetic Field Detector 0~25k Gs (0~2500 mT)
$59.99
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500X Digital Microscope Handheld Magnifier with 3.0" IPS Screen, 8 LED Lights
$41.99
1X/10X Double Sided Magnifying Vanity Mirror 360° Rotation, Touch Screen Design
$79.99
Double Magnifying Glass 10X and 25X Magnification Loupe with 21mm and 8mm Lens
$29.99
Gemstone Spectroscope Analyzer Tool Adjustable Focus 400-700nm for Jewelers
$63.90
Home Electric Drilling Dust Collector with 2M Red Distance Laser Level Function
$56.00
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4-Channel K Type Thermocouple Thermometer Temperature Digital SD Logger Meter
$156.99
pH & ORP Redox Controller Water Quality Meter Tester Aquarium Hydroponics Tank
$161.90
8-in-1 Soil Meter Datalogging with Bluetooth Connectivity for Gardeners, Farmers
$51.00
EMF Meter Multi-Field Electromagnetic Electric RF Field Strength Tester 20mG
$159.90
93mm Double Lens Polariscope, 28mm LED Gemstone Identifier for Gemologist Tool
$45.80
0.01 nD Scale Division Gem Refractometer w/ Built-in LED Light + RI Oil and ATC
$98.99
Calibration Sound Level Calibrator 1/2" 13.2mm Microphone Size Sound Level Meter
$78.99
Gemstone Spectroscope Analyzer Tool Adjustable Focus 400-700nm for Jewelers
$63.90
30x Magnification 21mm Jeweler Loupe Magnifier, 6 LED & UV Lights 21mm Lens
$33.90
Automatic Circuit Breaker Finder Fuse Detector Transmitter & Receiver 110V
$54.90
PH / ORP Controller with Monitoring and Dosing in Water pH Meter for Aquaculture
$113.80
Portable 10x Darkfield Gemology Gem Loupe 20.5mm Gemology Magnifier Tester
$40.80
Portabel LCD Digital Disolved Oxygen DO Meter Gauge Thermometer °F °C Analyzer
$226.90
6 In 1 Water Quality Tester Meter Measure pH/EC/TDS/Salinity/SG/Temperature data
$60.90
Accurate Quantum Sensor PAR Meter Full-Spectrum PPFD Tester Light Measurement
$101.99
LCD Wireless Weather Station Clock Indoor Outdoor Digital Thermometer Hygrometer
$31.99
1X/10X Double Sided Magnifying Vanity Mirror 360° Rotation, Touch Screen Design
$79.99
Non-Contact Laser Tachometer, 2.5-99999 RPM, Record (60 Data) for Small Engines
$34.90
PAR Meter Waterproof IP68 Quantum Sensor PPFD Meter Data Logger for Reef Tank
$155.99
Electrochemical Sensor Tester Hydrogen Sulfide Detector H₂S Monitor 0~100ppm
$80.90
Replaceable BNC pH Electrode pH & Temperature Meter for Aquaculture Laboratory
$45.99
Angle Measurement Spirit Level Ruler 28-Inch Multi-Angle Measure with Magnet
$44.80
Air Pressure Gauge HVAC Tester Manometer 12 Selectable Units with Backlight
$64.80
Handheld Digital Multimeter Tester AC DC Volt Ohm Amp Clamp Meter Auto Range LCD
$14.95
Bench Type / Desktop Polariscope Built-in LED Rotatable Platform 2 Glass Filter
$130.90
Wind Temperature Humidity Anemometer Datalogger Measurement Air Speed Tester
$95.90
Wired Fishfinder Boat Kayak Ice Fishing 100M (328ft) Depth Detection with Alarm
$60.90
Digital pH Meter Color Screen, Red Alarm, 3-Point Cal, Temp ATC for Lab/Food/Med
$54.00
Gauss Meter/Tesla Meter Portable Magnetic Field Detector 0~25k Gs (0~2500 mT)
$59.99
Advanced Quantum PAR Meter PPFD for LED Grow Light, Indoor and Outdoor Plants
$138.00
Digital Water Dissolved Oxygen Tester DO Meter with Electrode Filling Fluid
$139.90
Water Quality pH / TDS / Salt / S.G / Temperature WiFi Tester for Hydroponics
$66.90
125KHz Wireless Sonar Fish Finder Contour Depth Alarm Water Temperature °C/°F
$94.90
500mg/hr Ozone O3 Generator Water Purifier Ozonizer Air Pump Tester 110V ONLY
$140.90
Fish Finder LCD Display 45 Meters / 147 Feet Depth Alarm Wireless Sonar Sensor
$102.90
Underwater Fishing & Inspection Camera Video Color Display Monitor w/ 20m Cable
$136.90
Handheld Socket Tester Polarity Detector with LED Light Test Result Indicator
$22.80
Network Ethernet LAN Phone Tester wire Tracker USB coaxial Cable 8 Far-end Jacks
$110.80
20x Magnification 20.5mm Gem Jeweler Loupe Triplet Lens Stamp & Coin Mechanics
$26.90
4 Channel K-Type Thermocouple Metal Probe & Bead Probe Thermometer Temperature
$54.90
Double Magnifying Glass 10X and 25X Magnification Loupe with 21mm and 8mm Lens
$29.99
30x Magnification Jewelry Gem Loupe, 6 LED light + UV Light 21mm Optical Glass
$23.90
Live and Null Wire Detection Non-contact AC Voltage Detector Breakpoint Finder
$25.80
200cm Long Cable pH Electrode Probe BNC Connector Replaceable for Plant Pool Spa
$24.80
Advanced CO2 Controller Carbon Dioxide Monitor with Relay Function, Wall Mounted
$145.69
500X Digital Microscope Handheld Magnifier with 3.0" IPS Screen, 8 LED Lights
$41.99
Home Electric Drilling Dust Collector with 2M Red Distance Laser Level Function
$56.00
(10X / 20X / 30X) Magnifier Jeweler Loupe 18mm Optical Triplet Lens for Jewelers
$25.80