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#!/bin/bash
power0=$(cat "/sys/class/power_supply/BAT0/power_now")
power1=$(cat "/sys/class/power_supply/BAT1/power_now")
power=$(( power0 + power1 ))
energy0=$(cat "/sys/class/power_supply/BAT0/energy_now")
energy1=$(cat "/sys/class/power_supply/BAT1/energy_now")
energy=$(( energy0 + energy1 ))
# [W@Wh]
printf '%0.1f @ %0.1f\n' "$(( power ))e-6" "$(( energy ))e-6"
# [mW@mWh]
printf '%0.0fmW @ %0.0fmWh\n' "$(( power ))e-3" "$(( energy ))e-3"
exit 0
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