Features: 3-in-1 design, this refractometer has a measuring range of 58% to 90% Brix, 38 to 43 Be' Baume, and 12% to 27% water content. A sturdy body made of aluminum with rubber coating for secured and easy gripping. It runs on ambient light, so no additional power source is needed. It is easy to to focus and calibrate. ATC feature (Automatic Temperature Compensation) helps it to adjust to different temperature ranges, ensuring quick and accurate readings. Can be used to measure honey and other high-sugar liquids like jelly, jam, and syrup, a must-have equipment for all beekeepers. Specifications: Material: Aluminum Color: Black Measuring Range: Water Content: 12-27% Brix: 58-90% Baume: 38-43Be' Minimum Division: 1% water content; 0.5%Brix; 0.5Be' Accuracy: ±1% water content; ±0.5%Brix; ±0.5Be' Temperature Compensation Range(ATC): 10°C – 30°C Length : 170mm / 6.69in Package Weight: 250g / 8.81oz Package Size: 21 * 8 * 5.5cm / 8.26 * 3.14 * 2.16in Packing List: 1 * Refractometer 1 * Cloth 1 * Storage case 1 * Screw driver 1 * Pipette 1 * User Manual (English)