#1 battery saver

This smart app could supply functions of customizing power saver
Memory booster and optimizer accelerate the speed of your device
Power Battery, as the most professional battery saver app, could get up about 60% more battery life for Android phones or tablets

The #1 battery saving app brought to you by the Clean Master development team! Join 330+ million users who have enjoyed longer-lasting battery life!
Battery Doctor is a FREE battery saving app which extends your battery 70 minutes longer on average. Our special 1-tap optimization feature stops ALL power-consuming apps with a single tap.

★ 1-tap Power Optimization
Just 1 tap will stop all the power-draining apps from running
★ Charging Accelerator
Optimize phone environment to speed up charging
★ Smart Power Auto-management
Automatically stops power-consuming apps when screen is off
★ Full Control of Power-draining Apps
Find out what’s draining your power and selectively stop the top power-consuming apps
★ Smart Use of Battery
Discover how long your battery will last under a variety of situations (playing games, Wi-Fi (active), etc.)
★ Convenient Power-Saving Widget
Easy access power related system settings (Wi-Fi, data, brightness, etc.)

battery saving mode and extend battery life.
Features of Battery Manager (Android battery analysis and management tool)

★ Saves battery power (includes battery optimization/memory scrubbing/task killer)★
Super simple one-touch "power save" button cleans up the memory and closes tasks, saving power!
Displays one-touch power saving time. Stops your phone losing power!

★ Secure charging (provides monitoring reminders for battery charging) ★
Shows remaining time/time limits for calls, games, standby, music playback, video playback, Internet browsing and reading
The status bar displays the time remaining as a percentage (%).
Remaining charging time is clearly shown
Detailed charging records

★ Power-saving mode (custom mode/super power-saving mode/silent mode) ★
Your phone loses power due to constant data synchronization, even when you are not using it.

★ Battery power saving mode ★
Access the power-saving function via a widget on the home screen
Switch to power-saving mode at fixed times

★ App power usage detection ★
Monitor and display app power usage and power-saving levels
Save power by uninstalling or force closing apps that are using power!