A light fixture includes a light guide member, a light bar, and two conductive pins. A cavity is formed on a bottom portion of the light guide member, and two engaging groove are respectively at two sides of the bottom portion. The light bar is arranged under the bottom portion of the light guide member, and a plurality of light emitting units are disposed on a surface of the light bar. Two sides of the light bar are respectively fixed in the two engaging grooves, such that the emitting units are located in the cavity. The two conductive pins protrude from each end of the light guide member, and are electrically connected to the light emitting units.