Sorry i cannot help you out, but do you have more info about "restarting BMO"?
there is bmeinfo executsble or similar
#!/bin/sh a=$(bmestat | grep "battery cur. voltage" | awk '{print $4}' | cut -c0-1) b=$(bmestat | grep "battery cur. voltage" | awk '{print $4}' | cut -c2-4) echo "$a.$b V"