My stepper motor is too slow, are my batteries the problem? Im working on a school project in which I'm going to need to use two 28BYJ-48 stepper motors to drive a little robot. I got them from [amazon](https://www.amazon.com/-/es/dp/B0CLYCM1CP?ref=ppx_yo2ov_dt_b_fed_asin_title) for cheap plus they came with a module so makes things easier. Issue is, they're super slow and I've seen other people use these same motors but they make them go way faster. Also, its important to note that I am not using the stepper.h library as I'm not allowed to, so I'm controlling the individual IN pins of the stepper motor and using a delay.…