Lighting device

The utility model relates to a lighting device. The lighting device comprises a light-emitting device; the light-emitting device is arranged on the main circuit board; the connecting unit is fixedly connected with the main circuit board and comprises a USB TYPE-C connector, and a power supply pin of the USB TYPE-C connector is connected with a conductive circuit on the main circuit board so as to supply power to the light-emitting device; the power supply control unit is connected with a signal pin of the USB TYPE-C connector, so that a power supply end determines a power supply voltage; the USB TYPE-C interface adopted by the lighting device does not need to distinguish the front side and the back side during plugging use, so that the lighting device is more convenient to use, and the user experience is better. 本实用新型涉及一种照明装置，包括：发光器件；主电路板，发光器件设于主电路板上；与主电路板固定连接的连接单元，包括USB TYPE-C接头，USB TYPE-C接头的供电引脚与主电路板上的导电线路连接以对发光器件进行供电；供电控制单元，与USB TYPE-C接头的信号引脚连接，以使供电端确定出供电电压；上述照明装置采用的USB TYPE-C接口在插接使用时无需区分正反，使用更加方便，用户体验更好。