Bioscape Tropic Aquarium offers a LED Light,3-Stage Filtration (mechanical, chemical and biological) including Fine Filter Wool,Zeo-Carb and Bio Cylinders.The pump circulates water for filtration and the easy-access lid facilitates feeding and maintenance.Bonus products include Stress Coat for fish stress reduction,Stress Zyme with beneficial bacteria and Quickstart to jumpstart the nitrogen cycle. These aquariums emphasize proper care,water testing and maintenance for long-term success.