Extending battery life is like completing a puzzle. All of the pieces are important. In order to maximize battery life, all of the pieces must fit together.
Network and Settings Effect on Battery Life
Think of your phone's battery like the gas in your car.
The example below shows the battery life impact of strong network signal (5 bars) versus weak network signal (1 bar) on a smartphone.
My Verizon app
The My Verizon app has a device health check feature that helps users access device specific info.
The Troubleshooting Assistant contains general and device-specific steps for troubleshooting battery issues.