Asus MeMO Pad 8 - Manual (Page 18)

ASUS Tablet E-Manual 1
Setting up your ASUS Tablet
Charging your ASUS Tablet
Charge your ASUS Tablet for eight (8) hours before using it in battery
mode for the first time.
Connect the micro USB cable to the power adapter.
Plug the micro USB connector into your ASUS Tablet.
Plug the power adapter into a grounded power outlet.
To charge your ASUS Tablet: