As we know there are lot of applications present in market which provides you battery saving options but this one i guess is better with clean graphics
1. One-tap power saving
Optimize battery with simple one click!
2. Predict Battery Power Availability
Display the power of free time (accurate to minute) depending on the device.
3. Fully Recharging
When the battery power is below 20%, run Battery Doctor and plug in the charger, it can then help maintain your android device automatically during charging.
4. Adjust Settings Automatically
You can turn on/off wifi, GPS, bluetooth, data or other battery draining components with a simple click to maximum the power duration. There is also a switch widget which makes the adjust easier.
5. Power-saving tips
Provide dozens of power-saving and maintenance tips. Life-span of battery can be extended a lot if it is properly maintained.
6. Completely Free
There is no need to buy any other paid battery saver app.
7. Full charging logs
All charging activities will be logged for your reference.
8. Task Killer Shortcut
A task killer comes with new battery doctor with which you can kill the battery hog apps.
9. Power Consumption
Easily find out which app consumes your power usage most.
Whitelist the apps which you would like to keep during the battery optimization.
11. Custom Mode
3 pre-made saving mode along with schedule feature, you can also custom your own saving mode.
You can download it from Google store for Free or click here