#!/system/bin/sh
clear
> /cache/battery.tmp
while [ 1 ]; do
   for i in /sys/class/power_supply/battery/{batt_vol*,level,capacity,volt}; do
       echo -n "$(basename $i): $(cat $i) " >> /cache/battery.tmp
   done 
   echo >> /cache/battery.tmp
   cat /cache/battery.tmp
   > /cache/battery.tmp
   sleep 10
#   clear
done
