The wireless charging power of Huawei Mate20pro is as high as 15W, but the reverse charging power is not high according to Triggs. It gives other mobile phone reverse wireless charge power is only about 2.5W, wireless charger because it follows the electromagnetic conversion principle, its energy conversion rate is relatively low.
The Mate 20Pro supports 15W wireless fast charging.
Mate20 Pro charging speed can reach twice the iPhone XS, if charged under the 40W adapter, can complete 70% charging in 30 minutes, and Huawei Mate20 Pro using 4200mAh large battery, so that the battery life of the phone is greatly improved.