1This fish tank water flow control valve is a good product for you to keep fish 2With valve control handle, it's convenient to regulate the water flow low to high 3Just turn 90 degree from full shut position to full open position 4Made of premium plastic with special design, it's durable and easy to use 5Have two size to choose, better suit your hose pipe. Suitable for fresh water and salt waterDescription:Brand new and high quality fish tank hose pipe valve with quick release handle for easy control thewater flow amount and on/off of water. It's easy to use and it's a great product for your fishkeeping.Features:This fish tank water flow control valve is a good product for you to keep fish. With valve control handle, it's convenient to regulate the water flow low to high. Just turn 90 degree from full shut position to full open position. Made of premium plastic with special design, it's durable and easy to use. Have two size to choose, better suit your hose pipe. Suitable for fresh water and salt water. Specifications:Condition: 100% Brand NewMaterial: PlasticColor: As Picture ShownSize Type: 16/22mm(L), 12/16mm(S) (optional)L Inside Diameter: 16mm / 0.63inL Outside Diameter: 22mm / 0.86inS Inside Diameter: 12mm / 0.47inS Outside Diameter: 16mm / 0.63inQuantity: 1 piecePackage Weight: Approx. 28~47gPackage Included:1 * Fish Tank Hose Pipe ValveNote:1. This water flow control valve can't be used as tap water vavle.2. Please allow 0~1 inch error due to manual measurement. Thanks for your understanding.3. Monitors are not calibrated same, item color displayed in photos may be showing slightly differentfrom the real object. Please take the real one as standard.