discharge_rate.sh


1
2
3
4
5
6
7
8

#!/bin/sh

echo - | awk "{printf \"%.1f\", \
$(( \
  $(cat /sys/class/power_supply/BAT0/current_now) * \
  $(cat /sys/class/power_supply/BAT0/voltage_now) \
)) / 1000000000000 }" ; echo " W"