Dear customer, hello! Welcome to Ycandiee. Here we offer almost everything you need to live your life, from home groceries, small household appliances, home goods, kitchen cleaning to health and beauty products. We understand that customers are the lifeblood of our business, so we are always committed to providing you with quality products, affordable prices and a comfortable shopping experience. In addition, we are constantly introducing new products to enrich the shelves, ensuring that you can make new discoveries every time you visit. Thank you for your support, I hope your shopping journey at Ycandiee will be full of joy! Thin Se-ction External Filter Fish Tank Aquarium Water-fall Filter Pump Features: [SWIRL TURBO DESIGN] - Water, spiral up, features a twist flow design increase water exposure to U-V light, adequate contact making fish tank pump and filter system more effective. [4 IN 1 MULTI-FUNCTION,Save Time & Effort] - Green killing, reduce odor, quiet air supply pump, wave maker,aqurium water pump & filter. No additional components are required. You can unplug the air tube as a water pump. [CRYSTAL CLEAR] - Built-in 253.7nm wavelength Green Clear light, UL PLUG, safety and efficiency. Suitable for marine saltwater and freshwater aquariums turtle tank. Clear cloudy odor smelly milky water efficiently. [GENTLE FOR FISH] - Adjustable airflow can meet different needs; IPX8 waterproof: U-V light housing will not leakage. You can lay down the filter in low water level tanks. [WARM TIPS & OUR SERVICE] Can not clean the precipitate attached on rock and tank. ​Separate switches can control the water pump and the U-V light separately. Material: PS. Multi-stage filtration system. Mechanical principle and biochemical principle filter system. Suitable for and marine fish tanks. Easy to install. Product Description: Fully transparent design, with filter. Package Content: 1 x Fi-sh tank fil-ter [SWIRL TURBO DESIGN] - Water, spiral up, features a twist flow design increase water exposure to U-V light, adequate contact making fish tank pump and filter system more effective. [4 IN 1 MULTI-FUNCTION,Save Time & Effort] - Green killing, reduce odor, quiet air supply pump, wave maker,aqurium water pump & filter. No additional components are required. You can unplug the air tube as a water pump. [CRYSTAL CLEAR] - Built-in 253.7nm wavelength Green Clear light, UL PLUG, safety and efficiency. Suitable for marine saltwater and freshwater aquariums turtle tank. Clear cloudy odor smelly milky water efficiently. [GENTLE FOR FISH] - Adjustable airflow can meet different needs; IPX8 waterproof: U-V light housing will not leakage. You can lay down the filter in low water level tanks. [WARM TIPS & OUR SERVICE] Can not clean the precipitate attached on rock and tank. ​Separate switches can control the water pump and the U-V light separately.