Water Flow Indicator, Standard Female to Female Thread Sight Flow Indicator for Water Cooling System (1 pc, Yellow)This flow indicator is designed to monitor the water flow speed in a water cooling system, helping to detect pump failure and prevent overheating. The brightly colored polypropylene paddle wheel rotates when liquid flows through the system, providing a clear visual indication of flow.Constructed from high-quality tungsten alloy material, this compact flow indicator is durable and easy to install. It features a G1/4 inch standard thread, making it compatible with most computer cooling tubes and connectors.Color: Yellow Size: 43.5 x 2.5 cm Package Quantity: 1 PieceNote: - Slight variations of 13 cm may occur due to manual measurement. Please consider this before purchasing. - Colors may vary slightly due to differences in monitor displays and lighting conditions. - Package includes only the items listed above; other products are not included.