Features – Specially for a Marine setup. – Smart back filter system that features a specially designed surface skimmer that removes organic surface film to improve light penetration and oxygen exchange. – Low energy consumption. – Removable filter medium cartridges in back filter for easy maintenance. – Removable Nano protein skimmer for superior water quality. – Durable glass with increased scratch resistance. – expandable LED Lamp (Marine) for a stunning ripple effects. – Dual light modes that recreate the daytime and moonlight conditions of nature. – Featuring new OF LED that provides superior full color spectrum rendering. Includes Protein Skimmer / Air Pump / Check Valve expandable LED Lamp Smart Back Filter Glass cover and holder Removable Filter Cartridge for east maintenance Elegant raised base Ripple Effect.