Acer B1-710 - Manual (Page 7)

7
Using your tablet
Charging your tablet
For first-time use, you need to charge your tablet for four hours. After that you
can recharge the battery as needed.
Note: Charger illustration is for reference only. Actual configuration may
vary.
Assembling the power adapter
Slide the plug fitting into the power adapter body until it clicks into place.
Connecting power
Connect the power connector to your tablet and plug the AC adapter side into
any AC outlet.
Note: It is normal for the tablet surface to become warm during charging
or long periods of use.
Warning: Only use the bundled power adapter to charge your device.