Features 1、Light weight and small size, wide range of applications, it can be used for all kinds of different liquid samples. 2、Use imported prism equipped with high‑definition eyepieces, to display clearly, easy and convenient to operate and use. 3、Non‑slip rubber sleeve, it is more stable to hold, comfortable, which allows you to better control the instrument. 4、High quality aluminum alloy and rubber material manufacturing ensuring maximum durability, built to last long. 5、The measurement range is wide, the accuracy is high, the measurement is convenient, and the liquid can be measured to a high standard. Specification Item Type: Refractometer Material: Aluminum Alloy + Rubber Color: As shown in the picture Application: Reagent sampling Scope: Water: 0-100% Battery Fluid: 1.10-1.40 Accuracy: 5% 0.01 Package List 1 x Refractometer 1 x Pipette 1 x Screwdriver 1 x Wipe Cloth 1 x Manual 1 x Plastic Box