hetauma@crapper:~$ cat /proc/acpi/battery/BAT1/info 
present:                 yes
design capacity:         4400 mAh
last full capacity:      832 mAh
battery technology:      rechargeable
design voltage:          14800 mV
design capacity warning: 300 mAh
design capacity low:     100 mAh
capacity granularity 1:  32 mAh
capacity granularity 2:  32 mAh
model number:            03ZG
serial number:           28250
battery type:            LION
OEM info:                SANYO
hetauma@crapper:~$ cat /proc/acpi/battery/BAT1/state 
present:                 yes
capacity state:          ok
charging state:          charging
present rate:            512 mA
remaining capacity:      832 mAh
present voltage:         16704 mV
hetauma@crapper:~$