Feature:1. Using highquality prisms, it is equipped with highdefinition eyepieces, which can observe the salinity in the water more accurately and clearly.2. Nonslip rubber sleeve, it can ensure safety during testing, easy to grasp and place, can effectively extend the service life and ensure important components.3. Accurate measurement range, wide test range, simple and convenient use, can carry out highstandard industrial measurement, and help to obtain lowerror data.4. Small size, portable and light weight, it can be easily handheld to use in various situations without adding extra burden and weight, making the experiment process more relaxed.5. With a wide range of applications, it can be used to measure the salinity of various samples, helping industries such as the food industry or aquaculture industry to manage more conveniently.Specification:Item Type: Salinity RefractometerMaterial: Aluminum AlloyPurpose: It is suitable for reagent sampling.Range: 0-100%, D20/20: 1.00-1.070Accuracy: 1% (0.001)Product Size: Approx.20.1cm/7.9in.Package List:1 x Refractometer1 x Dropper1 x Screwdriver1 x Wipe Cloth1 x ManualNote:1. Be careful and cautious in use, use strictly in accordance with the instructions, do not arbitrarily loosen the connecting parts of the instrument, do not fall, collide, and strictly forbid vibration.2. After use, it is strictly forbidden to directly put it in water for cleaning, and wipe it with a clean soft cloth. For the optical surface, it should not be scratched.3. The instrument should be kept in a dry and non‑corrosive place.4. Avoid the loss of spare parts.