AD Key Module

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DESCRIPTION Thinking of adding buttons to your project with minimal pin usage? Or maybe your project is running out of pins to use? Fear not, this AD Key module allows you to read up to 5 buttons with just 1 analog pin! Different buttons will output different analog voltage, which you can differentiate in your program respectively. TECHNICAL DETAILS Input Voltage: 3.3V - 5V Output: Analog Voltage Mounting Hole: 3mm SHIPPING LIST 1x AD Key Module 1x Cable Show more