Verykool i133 - Manual (Page 17)

17
Insert the memory card
5. Fix the battery cover till you hear the click sound.
Note: You can use memory card to expand the storage of the phone.
You can store or copy files such as music and so on.
Do not take out the card or switch off the phone while transmitting or
storing data, which may cause data loss or damage to the phone or the
card.
Charging the battery
Your phone is powered by a rechargeable battery. For maximum battery
performance, it is recommended that you first use up the battery power
and then charge it completely. A new battery’s full performance is achieved
only after three complete charge and discharge cycles.
1. Connect your travel adapter to the left of your mobile phone as shown
in the diagram.