Aquatop s VENTI Desktop Aquarium Kit is the perfect small environment for Betta fish, shrimp, or other small freshwater invertebrates. This glass 5-gallon kit comes complete with LED Lighting, air driven corner filtration, Aquatop s AP-40 air pump, airline tubing, a check valve, 2-way valve, bio-foam for biological filtration, and dual replaceable cartridges (part# VDA-02-RC) with activated carbon for mechanical and chemical filtration. Desktop Aquarium Kit. Perfect small environment for Betta fish, shrimp, or other small freshwater invertebrates. Glass kit comes complete with LED Lighting, air driven corner filtration, air pump, airline tubing, a check valve, 2-way valve, bio-foam for biological filtration, and replaceable cartridge(s) with activated carbon for mechanical and chemical filtration.