oppoA11 original charger is 5v2A is slow charge, does not support fast charge.
OPPO A11 (PCHM10\/PCHT10) Factory standard charger specification 5V2A.
The A11 (PCHM10\/PCHT10), launched in October 2019, uses a 6.5-inch shallow water drop sunlight screen, 3D quad-curved body, Real 3D stereo (dual stereo speakers), and a 5000mAh large battery to bring ultra-long battery life.