Using this display module is easy. First, connect it to a power source with a DC 5V voltage. Then, use IIC communication to send data to the module to display the information you want. You can adjust the brightness to 16 different levels according to the lighting environment. When using it, make sure the operating temperature is between -40 ºC and +85 ºC. For storage, keep it in an environment with a temperature between -55 ºC and +125 ºC. To maintain it, avoid exposing it to strong physical impact or moisture. If you need more detailed information, refer to the product wiki.