DANOPLUS

10x Magnifier Jewelry Loupe LED UV 21mm Triplet Lens Optical Glass Pocket Gem Magnifying Tool Jeweler, Stamp Philatelist, Coin Numismatic

20x Magnifier Jewelry Loupe LED UV 21mm Triplet Lens Optical Glass, Pocket Gem Magnifying Tool Jeweler, Stamp Philatelist, Coin Numismatic

20x Magnifier Jewelry Loupe Triplet Lens 20.5mm Optical Glass Pocket Gem Magnifying Tool for Jeweler, Stamp Philatelist, Coin numismatic, Achromatic Black Hexagonal Design Kit Set

30x Magnifier Jewelry Loupe LED UV 21mm Achromatic Triplet Lens Optical Glass Pocket Gem Magnifying Tool Jeweler, Stamp Philatelist, Coin Numismatic

Long Body pH Electrode with BNC Socket Probe 300cm Cable 0-14pH for pH Meter, pH Controller pH Device Economical Sensor

Lux Meter with Data Record, Digital Light Meter Illuminance Meter, Backlight Lux Temperature Meter 0~200,000 Measurement Range Lux/FC Unit MAX/MIN/Hold Function

Portable Clinical Refractometer with ATC for Urine Specific Gravity RI Measurement of Pet Dog Cat 1.000-1.060RI and Blood Serum Protein 2-14g/dl, Free Pipettes

Thermocouple Thermometer Digital K Type Thermometer with 4 Thermocouples, -328~2500 Measuring Range HVAC Thermometer Dual Channels Temperature Meter Gauge with LED Backlight & ADJ Compensation