Millet 55 watts wireless charge should be equipped with millet original 66 watts or 55 watts charging head can be, must be the same brand, otherwise the faction is incompatible, see does not support the 50 watts of an input, a fast charge of a protocol. Generally, fresh mobile phones should also be equipped with the same brand of chargers can be used, and they can formulate relevant agreements in it.
120W second charge is best, if not, 65 or 55W will also work