to turn on he LED. the sensor must have at least or greater than 500 value and output of 125 or greater. one can also use the Arduino IDE serial plotter to view values ...

Arduino UNO Sensor Shield V5 is an unofficial shield designed for Arduino UNO. It is quite handy for interfacing with 5.0V peripherals such as potentiometers, proximity sensors, etc. I could not find ...

So, what do you do when your Arduino project needs to operate in a remote area or as a portable device? There are LiPo battery shields available, and although they may work well, recharging requires ...