This aquarium filter performsthree functions atthe sametime: water filtration water circulation and aeration. Compact and versatile units are readyto use - no additionaltubing or circulation pump required.Features:3 in 1 design: can be used as a filter a oxygenation pump and can be used for water circulation.Quiet sounds safe energy saving and high efficiency.Suitable for both fresh and marine aquarium.Filter adds life and beautyto your aquarium good for fishes andturtles.Replacement biochemical carbon filter sponges also available.Help improve maintain water quality so asto keep your aquarium in optimum condition.Specifications:Color: GreenMaterial: PlasticPower: 2.5W/3W/4.5W/5W(Optional)Plugtype: EU PlugVoltage: 220-240VFrequency: 50/60HzFlow Rate: 2.5W: 500L/H; 3W: 600L/H; 4.5W: 800L/H; 5W: 1000L/HPower Cable Length: 140cm/55inItem Size: Approx.2.5W: 4 * 3 * 9.5cm/1.57 * 1.18 * 3.74in3W: 4 * 3 * 13cm/1.57 * 1.18 * 5.12in4.5W: 5 * 4 * 17cm/1.97 * 1.57 * 6.7in5W: 5.5 * 4.5 * 18.3cm/2.16 * 1.77 * 7.2inPackage Size:2.5W: 9 * 5.8 * 15.5cm/3.54 * 2.3 * 6.1in3W: 9 * 5.8 * 17.5cm/3.54 * 2.3 * 6.9in4.5W: 10.5 * 5.8 * 21.5cm/4.13 * 2.3 * 8.46in5W: 10.5 * 5.8 * 23cm/4.13 * 2.3 * 9.05inPackage Weight: 214g~373g/7.57oz~13ozPackage List:1 * Aquarium Internal Filter1 * Softtube1 * Set of Accessories