Very accurate measurement readings, please rest assured to purchase
Accurate, durable, and easy to read sea water hydrometer
This Saltwater Hydrometer is designed with an automatic level function, can automatically identify the level to avoid errors
And each hydrometer has a laser engraved patent number
Fit for brackish and marine aquariums. Perfect for testing both salinity and specific gravity of your brackish and marine tanks.
Description
Specification:
Size: 9*12cm
Note:
Fit for warm water aquarium (20°C -30°C).
Temperature changes will cause the reading changes.
The accuracy of unit proportion is up to plus or minus 0.001.