Save iPhone Battery by Changing Mail's Fetch Frequency
By Conner Carey
By default, your iPhone or iPad will continually check for new mail and immediately "push" it to your device as a notification. This ensures you get new emails as soon as they arrive. However, the Push setting can also end up draining more battery since your device is checking for new emails continuously. Here's how to switch the Push setting to Fetch and save a little more battery.