FX6 High Performance Aquarium , Canister for Aquariums up to 400 Gal.

Multi-stage pumps out 925 US Gal (3,500 L) of water per hour, Smart Pump advanced microchip technology continuously monitors and optimizes pump performance
Self-starting – just add water, plug in and Smart Pump will take over, trapped air auto-evacuated every 12 hours to maximum efficiency
Easy water changes eliminate need to lift heavy buckets. Simply attach hosing to output and Smart Pump does the rest
Removable, stackable media baskets eliminate water bypass and hold a total of 1.5 US Gal (5.9 L) of media, all media included - mechanical, chemical and biological