Place it just after a phone screen goes dark in your edit, then follow it with a classic error sound when the device refuses to turn back on, after building tension with a Dun Dun Dun beforehand.
關於此聲音
This clip is the low-battery alert from Android 4.2.2 Jelly Bean, a brief electronic tone made by Google for its phones and tablets. It has a simple, slightly urgent feel that instantly signals a dying battery. For listeners who used early Android devices, it feels nostalgic as well as practical, a small reminder of an older phone era.