Smarter Reefs Self-Cleaning Protein Skimmer Snails Rubidium is a trace element

Rubidium is a trace element that is not yet fully understood but kept around 200 µg/l has been shown to have positive impacts on coral colouration

The replaceable 23-watt DAY and NATURE LED tubes create an optimum light spectrum

As for skimming power

Meteor Shower Cyphastrea Frag

-    It increases the heating surface

Smarter Reefs Self-Cleaning Protein Skimmer Snails Rubidium is a trace elementWelcome to the patent pending Smarter Reefs Self Cleaning Protein Skimmer! The novel rectangular design completely eliminates the skimmer cup and neck. The skimmate gunk accumulation zone has a fully automated, digitally controlled self cleaning motor assembly. The motor turns on once daily and the filter fleece captures the gunk and wipes the skimmer walls clean. A large PVC drain at the top allows the liquid skimmate to be collected into a large