Aquarium Sponge Filter-Double Biochemical Sponge Model:GY-01 quickly dissipate the heat of

quickly dissipate the heat of aquarium

but can not clean the black precipitate attach on rock and tank

Plug and play after it is calibrated with a graduated cylinder

fit for fish bowl and grass cylinder

Voltage: 220-240V / 110-120v

Aquarium Sponge Filter-Double Biochemical Sponge Model:GY-01 quickly dissipate the heat ofFeatures: 1. Provides both mechanical and biological filtration for your tank. The air infusion chamber produces numerous minute bubbles which promotes gas exchange process and increases dissolved oxygen level in water. 2. Easy to set up Just connect the unit with an air pump thru an airline. It provides both aeration and filtration for your tank. 3. The sponge traps waste particles mechanically and cleans the water without trapping baby fish. It