p>Measures the density or specific gravity of a liquid.
Used to give a reading to the gravity of your wort.
Suspend the Hydrometer in a sample of your wort to get the reading.

3 Scale Hydrometer plus plastic robust Test Flask.   
“The Easiest to read Hydrometer available”

This is a twin pack which includes a 3 scale Specific Gravity Hydrometer suitable for Beer, Spirit  and Wine fermentation…… plus a test flask to measure samples

It has a unique easy to read coloured scale that visually demonstrate the start and finishing ranges for beer, wine and spirits. It is the best hydrometer of its kind available and an essential piece of equipment for any brewer.

The Test Flask is Australian made and is clear plastic which means it definitely will not break when you drop it.