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GS-PS1 Desktop Standing Polariscope Built-in LED Rotatable Platform 2 Glass Filter

T91 Gauss EMF ELF Meter Detector Electromagnetic Field mG

REW-80ATC Alcohol Refractometer with ATC 0~80% VOL Volume, Optical Handheld Concentration Tester Meter for Distilled Beverages Homebrew

$REW - 80ATC REW - 80ATC Alcohol Refractometer with ATC 0~80% VOL Volume, Optical Handheld Concentration Tester Meter for Distilled Beverages Homebrew - Gain Express$

REW-80ATC Alcohol Refractometer with ATC 0~80% VOL Volume, Optical Handheld Concentration Tester Meter for Distilled Beverages Homebrew

N03NF-838 Network Cable Tester RJ45 RJ11 BNC 1394 Line Phone Wire Tracker

MC-7825G Digital Moisture Meter for wide range of grains

CLMG-7206 Handheld 55mm Durable Small Diffraction Spectroscope Gem Stone Jeweler Tool Aluminum Material

$CLMG - 7206 CLMG - 7206 Handheld 55mm Durable Small Diffraction Spectroscope Gem Stone Jeweler Tool Aluminum Material - Gain Express$

CLMG-7206 Handheld 55mm Durable Small Diffraction Spectroscope Gem Stone Jeweler Tool Aluminum Material

WTM-1000 Digital Window Tint Meter Light Transmittance Glass

HTM-49 Gain Express Digital Humidity & Temperature Meter Hygrometer Psychrometer, Dew point and Wet-bulb Temperature range -20~70°C, Humidity range 0~100%RH, Min/Max Hold, LCD Backlight

FFC-1108-1 Lucky Portable Fish Finder Sonar, TN/ Anti-UV LCD Display with Clear LED Backlight for Night Fishing, Wired Fishfinder with Alarm, 100M (328ft) Depth Detection, Turbid Water, Reservoir, Sea, River, lake, Boat Kayak Ice Fishing

GEM-247 15x 21mm Optic Glass Loupe 6 LED & UV Light Magnifier Jeweler Foldaway Pocket Black Frame Triplet Lens Magnifying Gem Jeweler Mechanics Photographer Hobbyist Watchmaker

GEM-248 20x Loupe 21mm Optical Glass Magnifier 6 LED Light & UV Light Mini Magnification Jeweller Black Frame Triplet Lens Jeweler Mechanics Photographer Hobbyist Coin Collector Arts & Crafts Machinist

88163 Digital Waterproof USB Datalogger Humidity Temperature and Pressure Barometric Data Logger gauge, generate PDF/Excel report LED indicator

REA-200ATC 3-in-1 Automotive Battery Antifreeze Refractometer, -60~0°C Ethylene/ -50~0°C Propylene Glycol/ 1.100-1.400 Battery Fluids Specific Gravity, Battery Charge Test Cooling System Coolant Freezing Point

$REA - 200ATC REA - 200ATC 3 - in - 1 Automotive Battery Antifreeze Refractometer, - 60~0°C Ethylene/ - 50~0°C Propylene Glycol/ 1.100 - 1.400 Battery Fluids Specific Gravity, Battery Charge Test Cooling System Coolant Freezing Point - Gain Express$

REA-200ATC 3-in-1 Automotive Battery Antifreeze Refractometer, -60~0°C Ethylene/ -50~0°C Propylene Glycol/ 1.100-1.400 Battery Fluids Specific Gravity, Battery Charge Test Cooling System Coolant Freezing Point

MSC-208 Cold LED Dual Gooseneck Lights Microscope Illuminator with Dimmer, 6500K, Adjustable Brightness 100V~240V

TM-197 AC / DC Gaussmeter Magnetic Field Strength Meter Teslameter Magnetometer 3000mT (30000 Gauss)

HTM-238 Handheld Digital Humidity & Temperature Meter 0~100% RH/ -30~70°C (-22~158°F) LCD Display Backlight Moisture Thermo Hygrometer Thermometer Small Tester Gauge for Home Kitchen Indoor Outdoor

CLMG-7205 Pocket Diffraction Grating Gemological Spectroscope Gem Stone Jeweller Tool with Pouch

$CLMG - 7205 CLMG - 7205 Pocket Diffraction Grating Gemological Spectroscope Gem Stone Jeweller Tool with Pouch - Gain Express$

CLMG-7205 Pocket Diffraction Grating Gemological Spectroscope Gem Stone Jeweller Tool with Pouch

REA-503cATC 5-in-1 Automotive Battery Antifreeze Refractometer ATC for Specific Gravity, Ethylene Propylene Glycol System & Windshield Screenwash Fluid, Freezing Point Measurement Tester Meter Coolant Condition

$REA - 503cATC 5 - in - 1 Automotive Battery Antifreeze Refractometer ATC for Specific Gravity, Ethylene Propylene Glycol System & Windshield Screenwash Fluid, Freezing Point Measurement Tester Meter Coolant Condition - Gain Express$