Feature: 1. Oxygen nozzle design, equipped with transparent oxygen pipe. Detachable filter box. 2. Adopts ABS polymer shell and filter in the bottom, there is no filter mask to prevent intake of small fish. 3. Use high density environmental protection rubber suction cup, which can firmly fixed machine body, ensure the machine can work stable. 4. The hose is connected to the filter to allow air to enter the filter to spray oxygen. 5. Compact size, beautiful appearance, achieve filtration, oxygen aeration, water pumping, bacterium cultivation at the same time. 6. No need disassemble tool, convenient to clean, easy to disassemble and wash. 7. Anti-suction type flower basket, prevent small fish and bottom sand entering, accidentally injuring small fish or damage the water pump. Specification: Item Type: Filter Pump Model: HX-200L Drum Type Material: ABS Color: Black Voltage: 220-240V Plug: EU Plug Power: 3W Lift: 0.6m/ 1.97 feet Flow Rate: 300L/H Filter Box: 1 layer + black biochemical filter cotton (drum) Package List: 1 x Filter 1 x Filter Head 1 x Hose 1 x Filter Fixing Package Note: Daily Maintenance:The motor is fully sealed and the rotor adopts high quality bearing. It is recommended that the rotor shall be cleaned every 2 months for longer service life. Pay Special Attention To1. The filter must be completely immersed in underwater and work, otherwise it will dry burn the head and cause unnecessary loss to you!2. Before using the pump, the user must check whether the rated voltage on the pump is consistent with the operating voltage.3. This pump can only be used in fresh or sea water and cannot be used in any other liquid.4. The pump should not work in water above 35 ℃ or below freezing point, otherwise it will cause damage to the pump.5. Do not allow the pump to idle for a long time to avoid harming the pump body.6. The water pump power cord cannot be replaced. If the power cord is found damaged during use, it must not be used.7. When installing, dismantling and cleaning the water pump, the plug must be pulled out first and cut off the power to ensure safety.