You could have the most powerful smartphone around, but that amounts to naught if it dies out on you every few hours. ES Battery offers a few simple tips and modes and to maximize your phone's battery.ES Battery is easy-to-use. It enables you to get all important status of the battery in percentages in the spot. It also lets you know how much remaining time it has to compete: standby, talk time, Wi-Fi usage, 2D/3D game, audio/video playback,... ES Battery also helps you organize your battery life so that you can preserve the life time of the battery that must be very important for a phone call when you are on the go or playing the game without interrupting by running out of battery.Main features include:- Display battery information such as: battery level, status,...- Users are enable to adjust the screen brightness...- Useful tips.- Estimate battery work time for different usage patterns (standby, talk time, Wi-Fi usage, 2D/3D game, audio/video playback,... ).- List all running background processes.- Display real time memory consumption and CPU usage.Check it out! total free download.