RS Electrical Aquarium Energy Saving Submersible Pump

Aquarium top filter with pump and plastic box included, energy saving, safe, quite easily operated, low noise, and make water clean suitable for fresh or salt water a water pump and filtering plastic box attached safe and quiet motor energy saving easily operated five functions: circulatory, submersible, pumping water, whiff immits enough oxygen into the aquariums, and make fish healthier if put some bio-sponge into the plastic box, then make water inside aquarium clearer