Abstract: The inventive apparatus is combination of lighter and data memory device (such as a USB read/write flash drive (e.g., USB memory stick). The novel device comprises, with lighter part (B), consisting of a case (A) with a fuel tank (1) with a fuel pipe line (1,1) and an ignition mechanism (2) on top, and a portable data memory device in a lighter case (A), an integrated read/write control unit (3), an optional attached read/write switch (5), and a data transfer interface (4) to connect the data memory to the, PC optionally protected by a cap (D) or a cover (E).