Yes, the 15w charger can charge your Android phone. Most Android phone charging ports use micro USB or USB-C ports, which can be compatible with different power chargers. The output power of the 15w charger is equivalent to 5V\/3A current, which can provide sufficient power for the vast majority of Android phones, and the charging time will be much faster than the low-power charger. Of course, if the phone supports higher charging power, using a higher power charger will be more time saving and fast. In any case, choosing the right charger can bring a better charging effect and charging experience to the phone.
Yes, a 15W charger can charge Android devices. The charging demand of Android devices is not high, generally suitable for 5V\/2A ordinary charger, if you use 15W charger, charging speed will be faster, but will not cause any damage to the device. Of course, if the device itself does not support the fast charging function, then the use of 15W charger can not speed up the charging speed, but is equivalent to wasting the ability of the charger. Therefore, when buying a charger, you should carefully check the charging needs of the device and the performance parameters of the charger, and choose the right charger is the most important.