It's 18w fast charge
iPhone11 mobile phone support 18W fast charging, is Apple's mobile phone products released on September 11, 2019, support 18W fast wired charging, put the iPhone11 on any Qi certified charger, you can automatically wireless charging. It can be charged up to 50% in 30 minutes and requires a separate power adapter that uses 18 watts or more.
The iPhone 11 supports 18w fast charge.