Hanna HIREEF2 Pro Test Kit - All The Best Hanna Checkers In One Kit
Hanna Instruments HIREEF2 includes the three most popular Checker Colorimeters - Calcium, Alkalinity and Phosphate. You also get a state of the art digital salinity pen to easily measure your reef tank's salinity with the simple push of a button.
Hanna made a name for themselves in the reefing world by solving the age old problem of confusing and questionable water test results with their unique digital colorimeters. The Hanna Checker Colorimeters give you fast and accurate results that eliminate some of the problems associated with classic titration and color reference type test kits.