A triple scale hydrometer and a thermometer in one. This allows the user to correctly account for temperature for a more accurate reading. The steel shot and wax at the bottom of this glass Hydrometer allows it to float in solutions. This hydrometer should not be used to stir the wort or beer. Comes in a clear plastic tube with instructions.
Temperature range: 20-122 F (-7 - 50 C)
Length: 11.25" (28.6cm). Range: 0.990-1.170.
This product uses alcohol, not mercury, to measure temperature. It does not contain any toxic materials.