CHENGYIDA Proof and Tralle Hydrometer alcohol meter 0 to 100% Measuring alcohol content for special wine meter, alcohol meter Purpose: Mainly measure liquor Alcohol Percentage Specifications: Includes four pieces (three alcohol meter, one thermometer); Can be measured wine range: 0-100 degrees, the minimum scale: 1 degree; 0-40 degrees, 40-70 degrees, 70-100 alcohol count, 0-50 degree thermometer Length: 20cm, 14.7 cm; Supplied alcohol meter temperature concentration conversion table