PERFORMANCE- flow rate (400L/H), Max lift 2ft (0.6m), power 6W.. Reminder: Choose the right filter for your tank. One filter cannot cover tanks with large capacity differences (as some online products claim)! Follow our recommendations for your tank. Safety - pump is fully submersible with epoxy sealed motor. Each product has been submerged in water and tested with super high voltage to ensure safety. 3-Stage FILTRATION - 3 Sponge Blocks - Coarse Sponge, Carbonized Sponge and Fine Sponge provide FILTRATION in 3 steps. The coarse sponge filters large impurities such as food residue, fish droppings, plant leaves, etc.; Carbonized sponge removes odor, chlorine and fine particles; A FINE sponge polishes the water before it returns to the tank. PLUS, the transparent box makes it easy to see the filter materials when they get dirty. Water aeration — oxygenation is very important to your fish. Different from most filters on the market, this turtle tank filter also provides an air venturi and an air hose to increase the oxygen supply in your fish tank. DUAL WATER OUTLETS - this filter is innovatively designed with two water outlets to ensure more even water distribution in your fish tank! Good reminder - if your tank is very large, choose 2 filters! Place one filter in both left and right back corners. You will get full filtration and great water circulation in your tank! Note: The data is manual measurement, please allow 1-3cm error, due to differences between light and screen there will be a certain color difference, the specific received in kind prevail.