- Transfer capacity and compatibility - Replaces water at up to 1.5 gallons per minute (about 7 liters per minute) - Empties a 10 gallon tank in approximately 7 minutes - Designed for use with 10 to 20 gallon aquariums - Flow controller: slide the included flow control clip to stop or start the flow - Simple and safe operation - BPA-free and safe for all aquarium life - Flexible discharge hose about 5.5 inches long (0.45 ft) for reaching between floor levels and across rooms - Easy setup: attach the suction cup to the side of the aquarium, clip the discharge hose to a receiving container (for example a bucket), and squeeze the bulb to begin siphoning - Replacing water in various settings - Replaces water from ponds, aquariums, bathtubs, pools, and other water storage structures to keep water circulating - Also useful for removing water from window wells, basements, boats, inflatables, trays, washing machines and more - Siphon powered and filtration options - Manual siphon-action operation - Can filter dirty water or rainwater for reuse, such as recycling rainwater for watering plants or for cleaning - Includes two nozzle filters: a shorter nozzle for water changing or drainage, and a longer nozzle for cleaning fish leftovers, droppings, and fine gravel - Specific use scenarios - Aquarium water change: set up the siphon in a 10-20 gallon tank, use the flow control clip to regulate flow, and drain to a bucket before refilling with fresh water - Outdoor or indoor water maintenance: drain ponds or pools into a container for disposal or recycling, then refill as needed - Flood-prone areas and appliances: remove standing water from window wells, basements, boats, or washing machines to reduce damage and facilitate cleanup