Hydrometer - This is a Triple Scale Hydrometer for Home Brewing - Beer and Wi...

This hydrometer allows you to keep track of your fermentation’s progress and determine the finished product’s alcohol content by taking readings before and after fermentation and comparing them. This triple scale hydrometer also allows you to verify when your batch is ready to bottle by showing you the specific gravity scale from 0.990 to 1.170 Balling degrees scale from -3 to +35 and potential alcohol scales -2 to +22%.