1Automatic water supply after power failure function. 2Integrated water pump and water quality filter system. 3Built-in water filtration system, integrated with mechanical, chemical and biological filtration functions, effectively remove toxins from the water and ensure clear water quality. 4Professional circulation system design makes the water surface of the ecological tank be turned over, which helps release the carbon dioxide in the water and disslove the oxygen in the air into the water, also providing enough oxygen for the tank. 5Adjustable water flow, convenient and fast to operate.Package list:1 x Aquarium Filter Pump1 x Accessories BagCondition:100% Brand NewMaterial: PVCColor: As Pictures ShownPower: 3.5WFlow: 280 L/HPlug: EU Plug Voltage: 200-240VItem Type: Aquarium Filter Pump Size: As Pictures Shown(10x8x13.5x4.5x7.5x1.2cm/3.9x3.1x5.3x1.8x3x0.5in )Power Cable: Approx. 112cm / 44.1in