An electronic device according to one embodiment may include: a transparency layer; a pixel layer disposed under the transparency layer, and including pixels that emit light in a visible ray and for displaying a content through the transparency layer; a display panel disposed under the pixel layer, and including a substrate layer including switches operating the pixels; a bio-sensor disposed under the display panel, and enabling acquisition of biometric information by using reflected light obtained through reflection, by an external object, of light output through the pixels; and a coating reflecting external light in an infrared ray band transmitted to the substrate layer, and allowing transmission of the light in a visible ray band, wherein the coating is formed between the transparency layer and the display panel.