but also require more processing power to reduce the visual effect

Low-power mode

　　No charger if available, iPhone users can consider low-power mode is turned on in the settings application "battery" option. After opening low-power mode, iPhone will turn off some features, such as automatically receive an e-mail, background application update, but also require more processing power to reduce the visual effect. In addition, when only 20% of electricity and 10%, iPhone will automatically alert the user to open the low-power mode.

IPhone 6S extend battery life and other smartphones

　　Once the iPhone into the charger and charge to 80% capacity, low-power mode automatically turns off. on.

　　Since Galaxy S5 Samsung Galaxy smartphone has a similar feature called "energy saving mode", it can extend battery life. They also have a super power-saving mode. In this mode, the display will turn gray scale display, the phone can run and receive calls, send and receive text messages and surf the Internet and other basic applications.