Material: Plastic Size: 7.2*6.5*22.8cm / 2.81"*2.54"*8.89" Color: As shown 1. Efficient Oxygenation: This fish tank filter can effectively increase the oxygen content in the water, providing your aquatic pets with a healthier and more comfortable living environment. 2. Biochemical Filtration: The fish tank filter uses biochemical filtration technology to effectively remove harmful substances from the aquarium, improving the purity and transparency of the water and making aquatic pets healthier and more 3. Circulating Water Quality: The fish tank filter also has a powerful water circulation function, which can quickly circulate the polluted water in the tank out, making the water clear and and effectively preventing water pollution and disease transmission. 4. Strong pumping function: This fish tank filter uses powerful pumping technology to quickly pump out the polluted water in the tank, greatly improving the efficiency and cleanliness of the filter, making your aquatic pets live a healthier and more comfortable life. 5. Silent Design: The fish tank filter uses a silent water pump design with extremely low noise, which will not affect your and your family's life and rest. Moreover, it can also provide a quieter and more comfortable living environment for your aquatic pets. Package includes: 1*fish tank filter.