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.
*Discounts exclude products from these manufacturers with MAP (minimum advertised price) rules: Ecotech Marine, Neptune Systems (Apex), Coral Vue (Reef Octopus, Maxspect), Aqua Illumination and Aqua UV.