① Apple phone wired connection

② Android phone wired connection

③ Tablet wired connection

Connect once, then automatically connect afterwards
Plug and play, no power supply required, no need to trust (iPhone 5 and above)

Scope of application:

① iOS system (8.0~current latest system version)

② Android system (4.0~current latest system version)

③ Harmony OS (2.0~current latest system version)