#3 – Lower the Brightness of the Screen
This old tip never gets old. The iOS new display is very tempting for users to enjoy every little bit of it. Still, controlling this option would be the most important one to preserve your battery life. It is advised to keep the brightness lower than 50% and while you are using the GPS application, it is highly advised to keep it between 20% – 30%. Also, you will need car charger with you whenever you use GPS for traveling.