How to save battery life

You know you can save android battery life and drainage percentage if you will apply some secret android hack. This android hack will not affect your phone in any way. The hack is if you will use any wallpaper with black wallpaper then your battery will drain slow. If you thinking why then, If we switch our android wallpaper to black then the pixels which are covered by black wallpaper automatically start turning off. So of there are lesser number of pixels turned on in android device then batter drainage percentage will automatically reducee.

Also turning off live wallpaper or any live activity which continuously running on phone, saves battery life. If there is any widget in your home screen then you should turn it off because it drains large amount of battery. And at last minimizing phone brightness, putting background running apps limit and phone screen turn on time also saves lot of battery.