With the approach and impact of Ian it might be timely to learn about Low Power Mode. …Low Power Mode reduces the amount of power that your iPhone or iPad uses when the battery gets low.
To turn Low Power Mode on or off, go to Settings > Battery. You can also turn Low Power Mode on and off from Control Center. Go to Settings > Control Center > Customize Controls, then select Low Power Mode to add it to Control Center. Read more
How to Check Your iPad Battery Life and Health
Maintaining your iPad’s battery health is essential for ensuring consistent performance and extending its overall...