Display device and electronic device

An electronic device, comprising:

• a display device comprising a backlight module and a display panel which are stacked, the backlight module comprising:
• a back plate comprising a bottom plate and a plurality of side plates, wherein the plurality of side plates encircle and are connected to the bottom plate to form a receiving space;
• at least one near-infrared light-emitting element disposed in the receiving space, wherein each of the at least one near-infrared light-emitting element is disposed corresponding to one of the plurality of side plates, the near-infrared light-emitting element is inclined relative to the display panel, and the near-infrared light-emitting element is configured to emit near-infrared light, wherein the near-infrared light can heat the skin of a user;
• and
• at least one diffuser, wherein the diffuser is disposed corresponding to a light-exiting surface of the near-infrared light-emitting element and configured to diffuse the near-infrared light emitted by the near-infrared light-emitting element;
• and
• a power-supply device electrically connected to the display device and configured to provide power for the display device.