PERFECT FOR REGULAR WATER CHANGES - No messy drips and a sturdy one-way valve to improve suction. You can clear 30L in about 5 minutes. KEEP THE AQUARIUM CLEAN - Remove debris and fish debris from the bottom of the aquarium and easily replace water. MATERIAL - The aquarium water changer is made of high quality HDPE and can be used for a long time. Widely used - It can meet the needs of aquariums of different heights and is widely used in aquariums, aquariums and other containers. Product Description Easily and quickly complete the daily aquarium water change work, making the job of changing simple and interesting aquarium water. Features: 1. Clean, hygienic, no need to absorb water with the mouth 2. Change the water and wash the sand for two purposes 3. Water inlet filter to prevent fish/sand suction Specifications: Overall length: 140 cm. Color: blue, white Material: HDPE Products include: 1 x Aquarium Cleaning Siphon Note 1. The outlet should be lower than the water level of the inlet so that liquids can flow out automatically. 2. Press and hold the air pressure button until the water comes out automatically. 3. This water changer can be cleaned after cleaning the fish tank to prolong the life of the fish tank. Get Very Rich Note: The data is manual measurement, please allow 1-128cm error, due to differences between light and screen, there will be a certain color difference, the specific received in kind prevail.