Using this 0.96 - inch OLED display module for your Raspberry Pi project is quite easy. First, connect it to your Raspberry Pi according to the wiring diagram in the WIKI. Make sure the power supply is within the 1.6 - 3.6V range to avoid damaging the module. When your project is running, the display will automatically show the system information you've set up. For example, if you want to display the system temperature, just write a simple script in your Raspberry Pi. As for maintenance, keep the display away from dust and moisture. If it gets dirty, you can use a soft, dry cloth to gently wipe the screen. Don't use any liquid cleaners as they might damage the display. Also, don't expose it to direct sunlight for a long time as it could affect the display quality. With proper use and care, this display module will serve you well for a long time.