Lenovo TAB 2 A10-70 User Manual page 23

Wallpaper: You can select any pictures from Gallery, Live Wallpapers,
Photos and Video Wallpaper as your wallpaper.
Lockscreen Wallpaper: You can select any pictures from the Gallery, and
Static Wallpapers as your lock-screen wallpaper.
Brightness: You can manually adjust the brightness.
Sleep: This option allows you to select how long your tablet's screen will remain
activated without any operation before it is automatically locked to save power.
You can set the time to 15 seconds, 30 seconds, 1 minute, 2 minutes, 5
minutes, 10 minutes or 30 minutes.
Daydream: This option allows you to set the interactive screen savers.
Font size: This option allows you to set the font size from Small, Normal,
Large or Extra large.
Cast screen: You can cast the screen to a TV.
Storage
Tap Settings > DEVICE > Storage to view internal storage.
Nominal capacity calculation method: 1 GB = 1,000 MB = 1,000,000 KB =
1,000,000,000 bytes
Operating system calculation method: 1 GB = 1,024 MB = 1,048,576 KB =
1,073,741,824 bytes
The system itself occupies some space; therefore, available space will be less
than that calculated.
Battery
Tap Settings > DEVICE > Battery to check battery usage data, remaining
power status and battery usage history details.