Apple described this cable:
“This 2-meter charge cable — with USB-C connectors on both ends — is ideal for charging, syncing, and transferring data between USB-C devices. Pair the USB-C Charge Cable with a compatible USB-C power adapter to conveniently charge your devices from a wall outlet and take advantage of fast-charging capabilities. USB-C Power Adapters sold separately.”
Apple also offered a convenient list of USB-C power adapter pairings for Mac and iPad devices:
- 12-inch MacBook with USB‑C port with the 30W USB‑C Power Adapter
- 13-inch MacBook Air with Thunderbolt 3 (USB-C) ports with the 30W USB-C Power Adapter
- 13-inch MacBook Pro with Thunderbolt 3 (USB-C) ports with the 61W USB-C Power Adapter
- 15-inch MacBook Pro with Thunderbolt 3 (USB-C) ports with the 87W USB-C Power Adapter
- 16-inch MacBook Pro with Thunderbolt 3 (USB-C) ports with the 96W USB-C Power Adapter
- 11-inch iPad Pro (1st and 2nd generation) and 12.9-inch iPad Pro (3rd and 4th generation) with the 20W USB-C Power Adapter
- iPad Air (4th generation) with the 20W USB-C Power Adapter
Source: Apple
