Convenient and fast power-supply-free luminescent lamp

The invention relates to a convenient and fast power-supply-free luminescent lamp which comprises an outer casing. A sleeve cylinder is fixed in the outer casing, a permanent magnet block capable of relatively moving along the sleeve cylinder is arranged in a cavity of the sleeve cylinder, two ends of the permanent magnet block can be connected with the front end and the back end of the sleeve cylinder through a spring respectively, a section of the coil is wound on the outer wall of partial sleeve cylinder, a charging and lighting circuit is connected between wire connectors at two ends of the coil, and a lighting element in the circuit is fixed on the outer casing. The convenient and fast power-supply-free luminescent lamp has the advantages of being compact in structure, convenient to carry and capable of providing power for the charging and lighting circuit along movement of users for lighting or charging, and removes troubles for changing a battery or charging at regular intervals.