Description: 100% brand new and high quality Used to measure the salinity and specific gravity of the water Sturdy and light weighted Aluminum body Superior quality rubber grip High quality and accurate testing result Can be easily calibrated with a mini-screw driver Automatic temperature compensation (ATC) Easy to use, convenient to carry Specification: Size(approx): 20x4cm Measure Range:0-100%(0-10%) Accuracy:0.001sg(1%) Salinity Proportion:1.000-1.070sg Material: Metal/Plastic/Rubber Package Includes: 1x Refractometer 1x Pipette 1x Mini-screw driver 1x Protective carrying case
