Huawei MateRS, Huawei Mate20 Pro, and Huawei Mate20 RS are available.
Huawei's Mate 20 Pro. In addition to supporting 15W wireless charging itself, it can also \"reverse\" to charge Android and iOS phones that support wireless charging.
Most smartphones that support wireless charging use Qi wireless charging standard technology. The technology uses electromagnetic induction technology to convert current into electromagnetic, and the phone charges by converting electromagnetic into current through a built-in coil.
The industry believes that this is the current more mature, safe and convenient technology. However, the drawback of this technology is that the device will heat up, so users should pay attention to not choosing too cheap and inferior products when purchasing wireless chargers.