4 ms·

Probably because for any decent charging speed (beyond 500mA) you need to talk to the other side. Atleast per standard.

• chipperyman573 8y ago
  How does Android work around this?
  • tscs37 8y ago
    It communicates power needs but nothing else until the user unlocks the phone and enables data transfer.
    • deleted 8y ago
      [deleted]