5.5" 1920x1080 HDMI OLED Display
![userHead](https://dfimg.dfrobot.com/dfPortrait2.png)
From the description for this product:
In addition, the display supports hardware backlight adjustment. The function can be easily realized by turning the potentiometer on the back of the display.
This is an OLED display. Does it even have a backlight? It certainly doesn't appear to have a pot on the back.
In addition, the display supports hardware backlight adjustment. The function can be easily realized by turning the potentiometer on the back of the display.
This is an OLED display. Does it even have a backlight? It certainly doesn't appear to have a pot on the back.