The G1/4 standard thread flow indicator is widely used in most computer cooling pipes or water cooling connectors and other water cooling systems.
The 2-Way square flow indicator, we provide here, is in the size of: Overall Dimensions: 39 x 39 x 23mm/ 1.54 x 1.54 x 0.91 inch(L*W*H); Thread Dia: G1/4 inch; Color: Green; Material: Acrylic; Surface finish: Polishing; Seal: with silicone sealing ring / adhesive type; In the package: 1 x Flow Water Indicator.
The water cooling monitoring is made of acrylic material, which is durable. The fan's silent rotation will always show the direction of the flow, in case that pump stops working and causes overheat.
Easy to install and use. The principle of operation is that the water-cooled liquid drives the impeller to rotate, and the indicator has no refrigeration function.
All size above is measured by manual, please allow +/-0.1 inch error.