Hi, I need to connect a flow sensor to my Arduino Pro Mini 3.3V. The sensor requires 5V+. I only have 3.3V power available. How can I connect the flow sensor to D2 (3.3V)? Do I need to use a converter or something? I have the following flow sensor: Water Flow Sensor - 1 - 60l/min - DN25 Powe…

Flow sensor

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