Features: brand new and high quality 0~32% refractometer, perfect for sugar measurement. Lightweight and portable, the alcohol refractometer is simple designed and easy to operate. Easy to use, sturdy design, compact in size and light in weight, convenient to keep up and carry around. For measuring the alcohol content of various liquors or the sugar concentrations in alcohol-related wines. The handheld sugar meter is a precision optical instrument. Used to directly measure the concentration of sugar-containing solutions and indirectly determine the concentration of other solutions. Specifications: Material: Aluminum Size: Approx. 40x172 mm/1.57x6.77 in Measuring Range: 0~ 32% Brix Scale Accuracy: ±0.2% Brix Scale Divisions: 0.2% Brix Automatic Temperature Compensation (ATC): 10°C~30°C (50°F~86°F) Package Includes: 1 x Refractometer 1 x Calibration Mini-screwdriver 1 x Instruction Manual 1 x Plastic for Case 1 x Moisture Absorbent Pack note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.