Refractometer For Brix 0 - 32% - Beer & Wine Home Brewing by Singerbrand With Automatic Temperature Compensation, Replaces Hydrometer for Superior Accuracy Within 0.2%, Create Your Favorite Alcohol ATC (Automatic Temperature Control) Adjustable Manual Focusing Far more accurate than a basic Hydrometer Durable Aluminum body featuring engineered optical lens Brix 0-32% and SG Wort 1.000-1.120