Device: /org/freedesktop/UPower/devices/DisplayDevice power supply: no updated: 2016년 05월 23일 (월) 오후 09시 57분 06초 (280 seconds ago) has history: no has statistics: no unknown warning-level: none icon-name: '' Daemon: daemon-version: 0.99.2 on-battery: no lid-is-closed: no lid-is-present: no critical-action: HybridSleep