MOS Magnetic Optical Sensor Fishmas You will receive an elegance

You will receive an elegance similar to the ones pictured

Each kit contains:

With a digital readout

Removes yellowing

MOS Magnetic Optical Sensor Fishmas You will receive an eleganceThe Magnetic Optical Sensor replaces our optical sensor with magnet and offers an improved look, feel, and magnetic design that also lends itself to help prevent water incursion into the sensor. 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 (auto top off), as a high level warning sensor in your