According to regulations, Huawei Honor 20 mobile phone does not support 66W charging, because the DC output to the original charger of Huawei Honor 20 mobile phone is: 5V\/2A or 4.5V\/5A or 5V\/4.5A, and the power is: 22.5W is already a super fast charge, if you use 66W fast charge to Huawei Glory 20 mobile phone, the day long is very unfavorable to the mobile phone, and even the possibility of mobile phone explosion.