Aquarium Accessories -Aquarium Siphon Cleaner Pump Highlights Generic Brand Aquarium Siphon Cleaner Pump Description: Change the aquarium water and wash the bottom gravel at the same time, no more scooping and gravel and sand lifting. Bulit in filter screen, bottom gravel separated from trash and impurities, prevent fish and sand suction. Air pump for water flow control, lightly pinch until the water flows out automatically. The water outlet position must be higher than the water inlet position. Thick and high quality tube, more durable. Easy and convenient for use. Specification: Material: Plastic Length: Approx. 143cm / 56.30 inch Tube Dia. Approximately. 1.5cm / 0.59inch Pump Dia. Approximately. 5 cm / 1.97 inch Package includes: 1 Piece Fish Water Tube