Features: Features ATC (Automatic Temperature Compensation) for accurate readings. A refractometer is easier and more accurate than a hydrometer for measuring sugars. Designed for measuring the concentration of sugar solutions and other non-sugar solutions. It is widely applied in measuring soybean milk concentration, sugar manufacturing, food and beverage. It is also suitable for measuring the solutions concentration of ketchup, jam, honey water and so on. From fruit planting to , it can help to determine the appropriate harvest period and contribute to classifying the sweetness degree. s: Portable handheld design. It can be used to control the concentration of various industrial solution.such as cutting fluid,emulsion and detergent. Specifications: Measuring Range: 0~90% Resolution: 0.5% Color: black & silver Size: 18*2cm Package Size: 22cm x 8cm x 5cm Package Contents: 1 x Refractometer 1 x Straw 1 x screwdriver 1 x Cleaning Cloth 1 x Packing Box 1 x User Manual Notes: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.