Durac Hydrometer,Range 1.120/1.190, B61801-5500. Specific Gravity Hydrometer, Scale Divisions 0.001, Range 1.120/1.190, Length 6 1/2In. Temp. Range 60 To 60 Degrees F, For Liquids Heavier Than Water. Condition is New. Shipped with USPS Priority Mail.