Device: /org/freedesktop/UPower/devices/DisplayDevice power supply: no updated: 2018年06月20日 星期三 23时02分59秒 (1257 seconds ago) has history: no has statistics: no unknown warning-level: none icon-name: 'battery-missing-symbolic' Daemon: daemon-version: 0.99.7 on-battery: no lid-is-closed: no lid-is-present: no critical-action: HybridSleep