In- Features: High performance biochemical cotton filter. Efficient and energy-saving, easy to clean. Full diving, fresh water and sea water can use. The 3 in 1 design of o pumping, diving and pumping. Flow adjustment function design can prevent small fish from inhaling in tube. Increasing o and increasing water circulation and filting the sand and stone of aquarium. With 40mm extension tube, 50mm filter tube. Made of high-grade plastics material, which is non-toxic, safe, energy-saving and eco-friendly. Low noise, fishes or turtles can play in the tank comfortably. Specifications: Material: plastics. Maximum flow: 130L/H. Voltage: AC 220-240v. Frequency: 50/60Hz. Power: 4w. Plug type: EU plug. Plug/line length: round insert / 1.15m length. Product size: 8x7x11cm. Color: as pictures show. Package included: 1 * Hanging external aquarium filter.