Transformable data storage apparatus

A transformable data storage apparatus, comprising:

• a data storage system, wherein the data storage system comprises a storage unit and an interface unit;
• the storage unit is electrically connected to the interface unit;
• the storage unit is configured to store data;
• the data storage system is connected to an external device through the interface unit;
• an accommodating housing, wherein the accommodating housing comprises a top wall, a bottom wall, and side walls;
• the side walls comprise a first side wall, a second side wall, a third side wall, and a fourth side wall;
• the first side wall is opposite to the second side wall, and the third side wall is opposite to the fourth side wall;
• the top wall, the bottom wall, and the side walls jointly define an accommodating space;
• the accommodating space is configured to accommodate the data storage system;
• and
• an appendage system, wherein the appendage system is rotatably connected to the accommodating housing;
• the appendage system has an unfolded state and a stored state;
• when the appendage system is in the stored state, the appendage system is folded and contracted;
• and when the appendage system is in the unfolded state, the transformable data storage apparatus has a decorative function.