[Features] Instructions 1. Open the cover and carefully wipe the detection prism with a soft cloth. 2. Take a few drops of the solution to be tested, put it on the detection prism, gently close the cover to avoid the generation of air bubbles, spread the solution on the surface of the prism, and put the instrument into the light plate. 3. Aim at the light source or a bright place, observe the field of view through the eyepiece, and turn the eyepiece to adjust the handwheel. 4. Make the blue-white dividing line of the field of view clear, and the scale value of the dividing line is the concentration of the solution. [product information] Name: Honey Tester Measuring range: 0-32 (%) Grid value: 0.2 (%) Measuring range: 58-90%Brix (%) Packing list (you can get after purchasing one item): Honey Tester*1 Please understand: 1. Due to the long shipping time, the item may be damaged during the shipping process, if the item is damaged, please leave us a message through the official website immediately before posting comments, and I will solve the problem for you. 2. Due to manual measurement, the size may have an error of 1-3cm. 3. Colors may vary from monitor to monitor.