The fastest Apple charger for an iPad is the 20W USB-C adapter. This adapter can charge your iPad Pro from 0-50% in just 30 minutes and from 0-100% in just 1.5 hours. To use this charger, you'll need a compatible USB-C to Lightning cable. Additionally, if you have an iPad with a USB-C port, you can use the 18W USB-C Power Adapter as well. This adapter will charge your iPad from 0-50% in just 25 minutes and from 0-100% in just 1 hour and 40 minutes.