... time (Approx. ):reading 18-22hrs:(reading current: 28mA;turn page(txt):220mA) ;music 25hrs:(44mA--don't change screen);music ... )Display: 6inch E-Ink Display Technology: E-Ink 6inch "Electronic Paper" Screen Size: 6inch Measured Diagonally Resolution: 800(H)* ... sizes Other features search book by filename, auto-resume, bookmarking page number indication yes Accessories USB cable, Charger (power supply), ...