Features: Automatic Siphon Pump For FishTank,Water Exchanger,Aquarium Siphon Water Changer,Fishtank water changer, fishtank toilet suction, sand washing water changer, cleaning suction pipe, siphon pipe, cleaning water pipe,suitable for fish tank too highly to difficult cleaning, the distribution of feces scattered, difficult to cleaning the dead corners of the fish tank automatic siphon pump (semi-automatic water exchanger), convenient and fast Equipped with waterflow control valve, the waterflow can be adjusted atwill. remove dirt from the bottom of the aquarium. Equipped with long straw, suitable for large and small aquariums The airbags isthickened and enlarged, strong suction, and the water change speed are increased Specifications: Material:plastics Size:Approx. normal1.9m/74.80in,Long 2.2m/=86.61in Color:short/long Package Includes: 1xWater Exchanger note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color of the item.