APEX OPTICAL SENSOR/ MAGNETIC MOUNT outlet High performance LED bulbs

High performance LED bulbs

aquariums with African cichlids

or simply hidden in your aquascape

a detachable controller

A quintessential Aussie bright green staghorn Acro variant which has been captive grown and shared for almost 30 years

APEX OPTICAL SENSOR/ MAGNETIC MOUNT outlet High performance LED bulbsThis 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 sump, water storage level sensor, and much more. The sensors can be mounted into custom brackets or through a hole in a vessel. Included are a fastening nut and silicone washer. These sensors are