Comment 2 for bug 1195840

As mentioned in https://bugs.launchpad.net/ubuntu/+source/upower/+bug/1086746/comments/8 and #11, this also goes for the Logitech diNovo Edge:

Device: /org/freedesktop/UPower/devices/battery_hid_00o07o61of7o60o01_battery
  native-path: /sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.4/1-1.4:1.0/bluetooth/hci0/hci0:12/0005:046D:B309.000F/power_supply/hid-00:07:61:f7:60:01-battery
  model: Logitech diNovo Edge
  power supply: no
  updated: Fri Jun 28 21:11:41 2013 (23 seconds ago)
  has history: yes
  has statistics: yes
  battery
    present: yes
    rechargeable: yes
    state: discharging
    energy: 0 Wh
    energy-empty: 0 Wh
    energy-full: 0 Wh
    energy-full-design: 0 Wh
    energy-rate: 0 W
    percentage: 16%
    capacity: 100%

Additionally, the maximum percentage I have seen for this keyboard is 21%, when fully charged.