kenburgi@simple-laptop:/etc$ cat /proc/acpi/battery/BAT0/state
present:                 yes
capacity state:          ok
charging state:          discharging
present rate:            1343 mW
remaining capacity:      4560 mWh
present voltage:         12177 mV


kenburgi@simple-laptop:/etc$ devkit-power --dump
Device: /org/freedesktop/DeviceKit/Power/devices/battery_BAT0
  native-path:          /sys/devices/LNXSYSTM:00/device:00/PNP0C0A:00/power_supply/BAT0
  vendor:               SANYO
  model:                Dell
  serial:               197
  power supply:         yes
  updated:              Fri Nov 20 19:53:49 2009 (62529 seconds ago)
  has history:          yes
  has statistics:       yes
  battery
    present:             yes
    rechargeable:        yes
    state:               fully-charged
    energy:              4.855 Wh
    energy-empty:        0 Wh
    energy-full:         4.855 Wh
    energy-full-design:  5.2 Wh
    energy-rate:         0.001 W
    voltage:             12.516 V
    percentage:          100%
    capacity:            93.3654%
    technology:          lithium-ion

Device: /org/freedesktop/DeviceKit/Power/devices/line_power_ADP1
  native-path:          /sys/devices/LNXSYSTM:00/device:00/ACPI0003:00/power_supply/ADP1
  power supply:         yes
  updated:              Fri Nov 20 19:53:49 2009 (62529 seconds ago)
  has history:          no
  has statistics:       no
  line-power
    online:             yes

Daemon:
  daemon-version:  011
  can-suspend:     yes
  can-hibernate    yes
  on-battery:      no
  on-low-battery:  no
  lid-is-closed:   no
  lid-is-present:   yes
kenburgi@simple-laptop:/etc$