tempo 88MetronomeBot is producing the tone at a steady beat for nine minutes in the video below. If you need to practice at this tempo for more than ninetempoBPM we divide the number of milliseconds per minute by the BPM. So 88 BPM, 682 ms, 341 ms, 227 ms, 170 ms, 85 ms, 43 ms, 21 ms. 89 BPM, 674 ms, 337 ms