Water Flow Indicator, Standard Female to Female Thread Sight Flow Indicator Water Cooling Flow Indicator<br> [Function]: This flow indicator is used to observe water flow speed of water cooling system, in case that pump stops working and causes overheat<br> [Water Cooling Flow Indicator]: Brightly colored polypropylene paddle wheel spins when gas or liquid flows through a system<br> [Material]: Made of high quality tungsten alloy material with compact size, the water flow indicator is easy to install and use<br> [Application]: With G1/4 inch standard thread, the sight flow indicator is widely fit for most computer cooling tubes or connectors<br> Color: yellow<br> Size: 43.52.5CM<br> Delivery Quantity: 1 Piece<br> Warm prompt:<br> 1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering.<br> 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding<br> 3. Only the above package contents, excluding other products.