The invention discloses a lighting device for quick installation, which comprises a base, buffer sleeves are arranged on both sides of the base, a steel sheet is arranged inside the base, and a clamping column is arranged on the inner side of the steel sheet, and the inside of the base is provided with a clip The connecting column is snap-connected with the transmission rod, the bottom of the transmission rod is provided with a suction cup, and the bottom of the suction cup is provided with a waterproof ring, the top of the transmission rod is rotatably connected with the pressure plate through a rotating shaft, and a battery is provided inside the lamp stand, and a battery The side is provided with a power plug, the surface of the lamp holder is provided with a switch button, the top of the lamp holder is connected to the lampshade through a metal hose, a lamp tube is arranged in the middle of the bottom of the lampshade, and poly A light plate, and a plane mirror is arranged on the inner surface of the light collecting plate, and a protective plate is arranged at the bottom of the lampshade. In the present invention, the overall structure design of the table lamp is simple and reasonable, the installation and disassembly process is flexible and convenient, the light utilization rate is high, and it has strong practicability.