Specification:Support induced 5V, 9V, 12V, 15V, 20V voltageFast charge support protocol: PD2.0/PD3.0, QC2.0/QC3.0, AFCSupport voltage: 5V, 9V, 12V, 15V, 20V (voltage step is not supported)Voltage adjustment method: According to the table on the back of the board, adjust the DIP switch to control the..