There is certainly around 19 hours of battery daily life offered, and an AC adapter to run off AC power as well. A crafted-in snooze timer helps you to established a time for that technique to turn alone off, helping to stop unneeded battery use. これらの機能はスピードコントロール機能と合わせて使うとさらに便利なので、搭載されている機能はしっかりと確認して選ぶといいでしょう。 主な機能... https://shany469yza3.nizarblog.com/profile