TOPINCN Saltwater Hydrometer Salt Water Salinity Meter Accurate Automatic Hydrometer Salt Water Salinity Meter for Fish
$ 3.56
About this item Accurate, durable, and easy to read sea water hydrometer This product is designed with an automatic level function, can automatically identify the level to avoid errors Very accurate measurement readings, please rest assured to And each hydrometer has a engraved patent number Fit for brackish and marine aquariums. for testing both salinity and specific of your brackish and marine tanks.
