Product Features: 3-in-1 design with a wide measuring range: Brix: 58% to 90% Baume: 38 to 43 Be' Water Content: 12% to 27% Durable aluminum body with a rubber coating for a secure and comfortable grip. Operates on ambient light, requiring no additional power source. Easy to focus and calibrate. Equipped with Automatic Temperature Compensation (ATC) for quick and accurate readings across various temperatures. Ideal for measuring honey and other high-sugar liquids like jelly, jam, and syrup, making it essential for beekeepers. Specifications: Material: Aluminum Color: Black Measuring Range: Water Content: 12% to 27% Brix: 58% to 90% Baume: 38 to 43 Be' Minimum Division: Water Content: 1% Brix: 0.5% Be': 0.5 Be' Accuracy: Water Content: ±1% Brix: ±0.5% Be': ±0.5 Be' Temperature Compensation Range (ATC): 10°C – 30°C Length: 170mm / 6.69in Package Weight: 250g / 8.81oz Package Size: 21 x 8 x 5.5 cm / 8.26 x 3.14 x 2.16 in Packing List: 1 x Refractometer 1 x Cleaning Cloth 1 x Storage Case 1 x Screwdriver 1 x Pipette 1 x User Manual (English)