#!/bin/bash

for batt in /proc/acpi/battery/*; do
	batt_name=$(echo -n $batt | sed -r 's/.+\///g') 
	batt_curr=$(grep remain ${batt}/state | sed 's/[a-zA-Z: ]//g')
	batt_full=$(grep full ${batt}/info | sed 's/[a-zA-Z: ]//g')
	batt_disc=$(( batt_full - batt_disc ))
	batt_perc=$(( batt_curr / ( batt_full / 100 ) ))

	printf "%s: %03d%% (%d / %d mAh)\n" $batt_name $batt_perc $batt_curr $batt_full
done