Euromex Brix Refractometer

Digital refractometer on batteries from Euromex.
This meter measures Brix (0-35%), Salinity (0-28%) and Index.
Model RD.5728

BRIX 0-35% 0,1-0,1
SALINTY 0-28% 0,1-0,1
Index nD 1.3330-1.3900 0,0001-0,0001