Pinpoint Salinity Monitor
Free Gift

American Marine

  • The reading is fully temperature compensated, which is difficult or impossible with nearly any commercial hydrometer.The conversion chart will precisely show the corresponding density (specific gravity) or % salt (refractometer) values. This monitor is especially useful to determine the low level of salt required for Koi, whether in an aquarium or outdoor pond.
  • Given proper care, the PINPOINT® Salinity Monitor should last a lifetime.
  • Powered by a standard 9-volt battery (not included).
  • The PINPOINT® Salinity Monitor is in use by thousands of customers worldwide.