Handheld Optical Refractometer Honey Fruit Sugar Solution Brix 0-20% Refractometer Sugar Measuring Instrument Features ATC (Automatic Temperature Compensation) for accurate readings. 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. 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. From fruit planting to sale, it can help to determine the appropriate harvest period and contribute to claifying the sweetne degree. Portable handheld design. It can be used to control the concentration of various industrial solution.such as cutting fluid,emulsion and detergent. Measuring Range: 0-20% Resolution: 0.1% Color: black & silver 1 Place a few drops of the liquid on the main prism. 2 Cover the prism,look through the eyepiece against the light. 3 Adjust the eyepiece to the clear state. 4 You can read the result value on the scale. 1 x Refractometer 1 x pipette 1 x instruction manual 1 x mini screw driver 1 x cleaning cloth Note : this product without retail box