Of course, you can charge, let alone 60 watts, 1000 watts, each charging head has a fast charging protocol, its protocol is the same as the mobile phone protocol, he can achieve flash charging function, the maximum is 65 watts, even if the charger 1000 watts, does not support the fast charging protocol in the mobile phone, that is, according to the ordinary 5 volt USB charging does not support the fast charging protocol in the mobile phone, It is charged by ordinary 5 volt USB
You can not use a 60-watt charger to charge a 15-watt mobile phone, because the rated power of the charger needs to have a certain output to determine the power of its output port, and then we can determine whether the normal power can be converted to charge the mobile phone.