An output of up to 18W gives your phone a charge in record time. Get up to 50% battery in just 30 minutes. The small form factor means the wall adapter won’t block neighboring wall outlets. Based on a 30-minute charge from 0% on an iPhone Xs using an 18W charger and an Apple USB-C to Lightning cable versus a 5W in-box charger. Results will vary by charging configuration and device.