A lighting apparatus includes a base housing, an elongated light source module and at least one holder hook. The base housing has a main body and two arms. The two arms are extended from the main body. Each of the two arms has a base connector. The elongated light source module has two light connectors respectively detachably connected to the base connectors of the arms. The elongated light source module emits a light having a main direction. The elongated light source module is rotatable with respect to the base connectors for adjusting the main direction. At least one holder hook is extended from the main body for detachably hooking an object.