Easy to use: The aquarium cleaning kit is easy to assemble and disassemble, perfect for effectively removing dirt from the bottom of the aquarium. Note: Press the front side with adhesive tape as in the picture to push it in and out. The Aquarium Siphon Pump is a quick and easy way to drain and replace the water in your aquarium. It can drain up to 30 liters in 5 minutes. The integrated filter sucks up food and other debris without collecting decorative gravel. It also protects small fish and shrimp from being sucked into the tube.< / P>