HYDROS Control X4 Test Kits they are great for invertebrates

they are great for invertebrates too: LPS Corals

and trace elements

• Quick Connections make it easy to remove and replace cartridges

if their concentration is too high

HYDROS Control X4 Test Kits they are great for invertebratesMeet Control X4, your aquarium assistant and automation hub. Connect your equipment and within minutes, youll experience the thrill of total control. Use for saltwater aquariums, freshwater tanks, or even pond applications, this powerful controller is capable of performing all essential functions needed to maintain a healthy aquarium without the need for extra expensive modules. Just one Control X4 can monitor temperature, pH, ORP, and water level, to