Abstract: A lighting device is provided. Which includes a lighting component, a lamp holder component; the lighting component is connected to the lamp holder component; the lighting component includes a translucent body, a lighting base, a first electrical connector, a battery, a light-emitting component, and a first magnetic attraction member; the transparent body is connected to the lighting base, the first electrical connector is detachably connected to the lighting base. The battery, the light-emitting component, and the first magnetic attraction member are located in the lighting base; the first electrical connector is provided with a screw mouth configured for transmitting power. Through the lighting component and the lamp holder component, the assembly of the lighting device is flexible and versatile, and the use range is increased.