Use fast charge with iPhone 8 or later. You can recharge your iPhone up to 50 percent battery in 30 minutes*.

Fast charging gives you a quick and convenient way to recharge your iPhone 8 or later. Your iPhone fast charges up to 50 percent in 30 minutes when you use an Apple USB-C to Lightning cable and one of our aopower fast charging power banks.

A926PD, A928PD, A951PD, A953PD, A959PD, A956PD, A966PD, A820W, A7PD, A967PD, A968PD

or Apple 18W, 29W, 30W, 61W, or 87W USB-C Power Adapter
A comparable third-party USB-C power adapter that supports USB Power Delivery (USB-PD)
If you’re not sure which Apple Power Adapter you have, check the wattage on the bottom of the adapter:

* Testing conducted by Apple in August 2017 using preproduction iPhone X, iPhone 8, and iPhone 8 Plus units and software, and in August 2018 using preproduction iPhone XS, iPhone XS Max, and iPhone XR units and software, with accessory Apple USB-C Power Adapters (18W Model A1720, 29W Model A1540, 30W Model A1882, 61W Model A1718, 87W Model A1719). Fast-charge testing conducted with drained iPhone units. Charge time varies with environmental factors; actual results will vary.