If you have an iPhone 5, know how to turn LTE off to save battery.

        
 


This tip will save some battery life when you're in a pinch.

Start by going to settings, 

next head to general, and 

finally tap cellular. The 

second option is a toggle for 

"Enable LTE." When you 

need to save some battery 

and can spare internet 

speed, switch this option 

off.