how long should the battery last in an ipad
1 Always charge your device before leaving home, especially on long trips. 2  Bring the charger with you if you are going away overnight, or for an extended period of time. 3  While the iPad battery is slated to last up to 10 hours, frequent use will shorten this time dramatically.ow to Extend the Battery Life of an iPad. Just as with an iPhone or iPod Touch, the battery life of your iPad will be shorter during heavy use. However, there are some measures you can take to keep your device on and active for hours of enjoyment, and this article explains what you can do to lengthen the battery life.