[【Aquarium Corner Internal Filter】This turtle aquarium filter is specially designed for corner installation easily fixed with sucker to corner in tank take small space in water and make the least impact to landscaping 【3-Stage Bio Filtration】This aquatic reptile corner internal filter has 3 stage bio thick filter cartridge which effectively removes impurities and absorbs odors purifies the water and provides clean odorless water for your aquarium "【Low Level Aquarium Filter】Minimum Water Line :1.8 inch. Its the best choice for shallow water great for turtles frogs Reptiles Amphibians. This 92GPH power aquarium filter also great for fish shrimp etc aquarium up to 20 gallons" 【Quiet & Efficient Filter】The water flow can be adjusted as required. This turtle filter produce large water flow and excellent filtration whilst bring out an experience in peace sounds less than 35 dB. Uniquely-designed lid for protection to life in water. Adjustable flow design 【Easy to Replace】Detachable design quickly unloading and reloading cartridge filter make it easy to clean and replace always keep high quality water circulation. We recommend changing the cartridge once a month. (refills sold separately)]