DiFluid
DiFluid Coffee TDS Refractometer, Save Data & Rechargeable Coffee TDS Meter with Range 0-26%,Precision 0.03%, 0.01% Resolution, Portable, Waterproof
Anton Paar
SmartRef by Anton Paar - Digital Refractometer - Sugar, Brix, Salinity, Plato, Specific Gravity (SG)
Atago
ATAGO PAL-COFFEE (TDS) Digital Hand-held “Pocket” Coffee Refractometer
Atago
【Limited time Sale】ATAGO Official site - PAL-22S Digital Honey Refractometer,Hand-held Refractometer, Honey Moisture Meter for Beekeeper,for Keeping Safe Moisture, for preventing Fermentation.
Wintact
Wintact Handheld Anemometer Small Digital Vane Wind Speed Meter Gauge, Pocket Air Flow Velocity Tester with Measuring Wind Temperature 14℉ to 113℉ for House HVAC Duct Outdoor Kite Boat Sailing Surfing
Atago
PAL-1 Digital Hand-held "Pocket" Refractometer, 0.0-53.0% Brix
Atago
ATAGO PAL-2 Digital Hand-held "Pocket" Refractometer
TEKCOPLUS
10x Jewelers Loupe Illuminated Magnifying Glass, Portable Pocket Reading Magnifier with 25mm with LED Focused Eye Loupe Magnifier for Gems,Coins, Interchangeable Reticle Scale
AUTOUTLET
AUTOUTLET Refractometer 3-in-1 Animal Clinical Refractometer with ATC Function Measuring Animal's Urine Specific Gravity and Serum Protein for Veterinary and Pet Owner