Features: Accurately measure alcohol concentration from 0-80% with this handheld refractometer, featuring high precise optics for reliabled ethanol testing in various liquids like spirits and wines. Crafted with alloy and advanced optical components, this portable device ensures quick, stable readings with a simple press and read operations. Essential for lab technicians, and beverage enthusiasts requiring professional alcohol content analysis in field or indoor settings. Effortlessly conduct quality checks at distilleries, restaurants, or home kitchens using its compact, drop resistant design optimized for fast on site measurements. Maintain consistent product standards across beer, sake, and liquors with scratch resistant technology and auto temperature compensation for error less results. Specifications: Measurement ranging: 0 - 80% ethanol concentration Resolution: 1% Size:Approx.20x9.5x5cm/7.87x3.74x1.96inch Weight: about 250g Component:Alloy Package Includes: 1pcs Handheld Refractometer note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.