USB charging power is insufficient

Troubleshooting steps:

① Test the input power of the charging equipment in a low battery level state.

② Check whether the equipment is in the charging and discharging mode.

③ USB fixed output voltage: 5V；Maximum output current: 2.4A;

Please check the charging parameters of the charging device to see if they are compatible.

④ Check whether the device power exceeds the nominal value of 12V/120W.

⑤ Check whether the external devices and connection cables themselves have any faults, which may cause a short circuit in the car charger output.