Red Sea Hydrometer with Digital Thermometer

Red Sea Hydrometer with Digital  Thermometer
Item# shd-rs12010

* User-friendly integrated design combines a hydrometer with a thermometer
* Easy-to-read liquid crystal thermometer
* Use for continuous or periodic measurement of specific gravity
Unique intergrated hydrometer and thermometer. Provides accurate measurement of specific gravity (degree of salinity) in a saltwater aquarium. Patented design enables device to be permanently installed inside aquarium, allowing time for micro bubbles to dissolve for continuous, accurate, real-time reading of salinity in addition to regular periodic reading. Built in digital thermometer ensures water being tested is at correct temperature. Bubble-proof casing for easy reading results