Calcium Checker HI758 Two Little Fishies 4-Channel 0-10V Input Control

4-Channel 0-10V Input Control

2x Pivoting Brackets

Packed in foil-lined 4mm Mylar bags to preserve quality

Combine pumps from different brands to work together in sync

or any food you want to dose into your tank but don’t want to see go right over the overflow

Calcium Checker HI758 Two Little Fishies 4-Channel 0-10V Input ControlThe HI758U Checker HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure calcium. Required for the development of calcium carbonate skeletons of coral reefs, calcium is a crucial component of marine waters. Designed as a more accurate alternative to chemical test kits, the HI758U provides quick, accurate results in a few easy steps. What's Included HI758 Checker 2 sample cuvettes with caps 1 bottle of calcium reagent