AMTAST Salinity Refractometer Automatic Temperature Compensation Handheld Salt Water Tester ATC Hydrometer 0-100ppt & 1.000-1.070 Specific Gravity for Aquarium Fish, Made of Copper Not Cheap Aluminum
£24.25
This handheld device is an ideal purchase for hobbyist and experienced aquarists looking to accurately measure specific gravity and salinity levels in their home aquariums or small aquatic systems.
