Xinyou XY2901 Aquarium Sponge Filter | Best Aquarium Internal filter 5W from Xinyou | Onyx Aqua Farm

Xinyou XY2901 Aquarium Sponge Filter
Product Link: onyxaqua.com/p...
Model: XY-2901
Power: 5W
Output: 450L/H
Max. Lift: 0.8M
Suitable for tanks: Upto 120 litters
Product size Including Box : 18 cm x 10 cm x 9 cm
Model: XY-2901, Power: 5W Output: 450L/H Max. Lift: 0.8M Suitable for tanks: Upto 120 litters. Made of eco-friendly sponge and non-toxic high-quality plastic, safe and harmless to all fish. The good filtering effect, can adsorb harmful substances and increase oxygen. Adopted biochemical filtration, more effectively to filter impurities in the water and stabilize the quality of the fish tank. Designed with a submersible pump for filtration and water circulation. Suitable for water tanks and all small tropical fish tanks.

[@joshhayban6121]

Do I need to stick this to my glass or can I let it sit at the bottom of my tank