State the reason you wish to close your account. If you have a copy of the EIN Assignment Notice that was issued when your EIN was assigned, you should include that when you write. Otherwise, be sure to include the complete legal name of the entity, the EIN, and the mailing address.
After all, if your iPad doesn't have any power, it doesn't work. The iPad's battery is generally pretty good, but if your battery is starting to fail, you've got a problem. You can't easily swap out a failing battery for a new one because Apple designs its products with solid cases.
Show the battery percentage on your iPhone or iPad. Learn how to turn on Battery Percentage on your iPhone or iPad. In iOS 9 or later, go to Settings > Battery and turn on Battery Percentage. In iOS 8 and earlier, go to Settings > Usage, then turn on Battery Percentage. Battery Percentage isn't available on iPod touch.