$ upower -d
Device: /org/freedesktop/UPower/devices/line_power_ADP1
  native-path:          ADP1
  power supply:         yes
  updated:              Tue 06 Jan 2015 06:36:56 PM CET (5863 seconds ago)
  has history:          no
  has statistics:       no
  line-power
    warning-level:       none
    online:              yes
    icon-name:          'ac-adapter-symbolic'

Device: /org/freedesktop/UPower/devices/battery_BAT1
  native-path:          BAT1
  vendor:               SAMSUNG Electronics
  power supply:         yes
  updated:              Tue 06 Jan 2015 07:35:15 PM CET (2364 seconds ago)
  has history:          yes
  has statistics:       yes
  battery
    present:             yes
    rechargeable:        yes
    state:               fully-charged
    warning-level:       none
    energy:              34.04 Wh
    energy-empty:        0 Wh
    energy-full:         34.04 Wh
    energy-full-design:  40.256 Wh
    energy-rate:         3.3152 W
    voltage:             8.237 V
    percentage:          100%
    capacity:            84.5588%
    technology:          lithium-ion
    icon-name:          'battery-full-charged-symbolic'

Device: /org/freedesktop/UPower/devices/DisplayDevice
  power supply:         yes
  updated:              Tue 06 Jan 2015 07:25:11 PM CET (2968 seconds ago)
  has history:          no
  has statistics:       no
  battery
    present:             yes
    state:               fully-charged
    warning-level:       none
    energy:              34.04 Wh
    energy-full:         34.04 Wh
    energy-rate:         3.3152 W
    percentage:          100%
    icon-name:          'battery-full-charged-symbolic'

Daemon:
  daemon-version:  0.99.2
  on-battery:      no
  lid-is-closed:   no
  lid-is-present:  yes
  critical-action: PowerOff