Description :
Portable Hand-held Refractometer Salinity Test Marine Reef Hydrometer
Features :
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.
Specifications :
Size(approx) : 195 x 40mmMeasure Range : 0-100%(0-10%)Accuracy : 0.001sg(1%)Salinity Proportion : 1.000-1.070sg
Package includes :
1 x Refractometer1 x Pipette1 x Mini-screw driver1 x Protective carrying case
Details pictures :