Abstract: An electronic device is provided, which includes an enclosure, an output component, a display screen and an optical sensor. The output component and the display screen are mounted on the enclosure. The output component includes a packaging shell, an infrared supplementary lighting lamp and a proximity infrared lamp; the packaging shell includes a packaging substrate; the infrared supplementary lighting lamp and the proximity infrared lamp are packaged in the packaging shell and born on the packaging substrate. The display screen is provided with a non-opaque entity region and includes a front surface capable of displaying a picture and a back surface back on to the front surface. The optical sensor is arranged on a side, where the back surface is positioned, of the display screen and corresponds to the non-opaque entity region.