Neptune Apex Probe Module 2 Clownfish Suitable for calcium reactors and

Suitable for calcium reactors and compatible marine aquarium CO2 applications

The Majestic angel sports some of the brightest colors of any angelfish

Suction-cup mounting supports flexible aquarium placement

but the eye and shoulder bands remain

Provides zooplankton ranging in size from 50 - 2

Neptune Apex Probe Module 2 Clownfish Suitable for calcium reactors andNeptune Apex Probe Module 2 The Neptune Apex Probe Module 2 adds salinity or conductivity monitoring, temperature compensation, six digital inputs, and AquaBus expansion to a compatible Apex aquarium controller system. PM2 Salinity and Conductivity Expansion The PM2 is designed for aquarists who want continuous conductivity or salinity monitoring through their Apex system. Salinity stability is especially important in reef aquariums, quarantine