Hello, OPPO A11 mobile phone can be charged with any compatible charging bank, it is recommended to choose a charging bank with output current 2A or higher for faster charging speed. At the same time, make sure that the output port of the power bank matches the charging port of your phone.
oppoA11\/x back clip k3\/5 wireless charging treasure A91 ultra-thin battery A11X all-inclusive power supply unit price ￥65 Original price ￥138. Cost-effective is also very high, by the public like.
It is recommended to buy a high output power so that the charging speed will be greatly improved