Meebook P78 Pro

Default reading apps: Zreader
But you can install Koreader KOReader

You can change to A2 Mode in top menu

You can adjust the brightness and warm mode by slide left side and right side

You can add dictionary in stardict format
Big dictionaries
Dictionary info
Index of /dictionaries/stardict/
How to Guide: Add an English Dictionary to Boyue Likebook eReaders โ€“ Terence Edenโ€™s Blog