Apex TRIDENT (Alk, Cal, Mag) Monitoring Device - Neptune Systems corals The HYDROS Water Level Sensor

The HYDROS Water Level Sensor is extremely compact and has no moving parts that can fail

The HYDROS Skimmer Sensor plugs into any HYDROS Sense Port and does not require any additional power supply

and replace Chemi-pure or carbon

Place it alongside your aquarium

Apex TRIDENT (Alk, Cal, Mag) Monitoring Device - Neptune Systems corals The HYDROS Water Level SensorSay Goodbye to Manually Testing for Calcium, Alkalinity, or Magnesium in your Reef! The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium and then communicates this information to your Apex so you can get alerts, and change your dosing. When combined with the DOS (available separately) it creates a fully automated system for the proper dosing of supplements, maintaining them at