Display panel and display device

A display device, comprising a display panel;

• wherein the display panel comprises:
• a display region comprising a first pixel unit;
• and
• a light-transmitting display region comprising a second pixel unit, wherein the second pixel unit comprises a first subpixel, a second subpixel, and a third subpixel, and at least one subpixel of the first subpixel, the second subpixel, and the third subpixel comprises at least two light-emitting layers connected in series;
• wherein a lifespan of the first subpixel is less than a lifespan of the second subpixel, and the lifespan of the second subpixel is less than a lifespan of the third subpixel;
• and
• the subpixel comprising the at least two light-emitting layers connected in series is the first subpixel, a combination of the first subpixel and the second subpixel. or a combination of the first subpixel, the second subpixel, and the third subpixel.