Does Apple Pencil Battery Drain When Not In Use. The amount of battery drained from the iPad is significant and is likely due to the wireless charging as energy is lost in the process. For example imagine your battery is fully charged and you use Safari to browse the news for an hour.
If you let the Li-ion battery drain completely and leave in that condition for more than a few days the Pencil battery will be dead and so is the Pencil. The Apple Pencil will continually drain the battery even when it is not in use. The Apple pencil is working as designed and the only fix Apple could give would be to down regulate the charging of the Apple pencil during night hours or after an extended period of time.
Meanwhile the iPad keeps thinking it needs to charge the Pencil so it keeps sending it power hence the drain.
After that hour has passed you shouldnt have put a significant dent in your battery percentage. But nothing ever died on me so thats good. Does Apple Pencil Battery Drain When Not In Use. In general you should be concerned if your iPad battery is draining fast when youre not actively using functions that suck up battery life.
