Optical Level Sensor w/ Magnetic Mount - Neptune Fauna Marin meaty bites that mimic natural

meaty bites that mimic natural prey

A 420-nanometer blue reef light that is compact enough to fit in your pocket and runs on only one double A battery

Calcium - 440 ppm

These shrimp thrive with sand

Single bed resins do require the use of a cation and anion resins followed by a mixed bed resin

Optical Level Sensor w/ Magnetic Mount - Neptune Fauna Marin meaty bites that mimic naturalOptical sensors are the go to sensor if you want a reliable sensor over a long period. The Neptune Optical Sensor plugs directly into the FMM allowing you to monitor the level of your sump, mixing station, or any other reservoir with liquid in it. This sensor plugs into your FMM and, using reflected infrared light, will signal your Apex when it changes state from being wet to dry or dry to wet. This sensor can be used for constructing your own ATO