With transparent acrylic upper cover, such flowmeter is also with aluminum back plate. 5V symphony lights, soft and gorgeous colors can be reflected by the acrylic upper cover. Small and transparent flowmeter supports symphony light effect, and square transparent flow meter is with G1/4 threaded. Fit for computer water cooling system, hard tube split flow meter can be easy to use. This water flow meter installation is simple, not requires particularly complicated operations.