The method is as follows:
1. Adjust the installation position: Install the ETC solar panel on the side of the vehicle and choose a good location to receive sunlight. Make sure the solar panels are fully exposed to sunlight.
2. Adjust the installation angle: Adjust the angle of the solar panel as much as possible to face the sun. This maximizes the receiving efficiency of the solar panels.
3. Make sure it is firmly fixed: When installing the solar panel, make sure it is firmly fixed on the side of the vehicle to prevent it from being affected by vibration or wind while driving .
4. Regular cleaning and maintenance: Keep the surface of the solar panel clean and check the connection and fixing of the solar panel regularly. Remove any dirt or obstructions to ensure the solar panels can receive enoughsunlight and function properly.