hydrometer 1.range:0-90/0-100 2.Accuracy:0.01/0.1/0.2/0.5/1.0 3.length:340/260mm 4.high quality,wholesale price,with CE

hydrometer1.range:0-90/0-1002.Accuracy:0.01/0.1/0.2/0.5/1.03.length:340/260mm4.high quality,wholesale price,with CE

hydrometer