Waterproof casing for an electronic device

A waterproof casing for an electronic device comprising:

• a body having:
• a chamber defined in the body;
• two end surfaces;
• two side surfaces;
• a first opening defined in one of the end surfaces and in communication with the chamber;
• a second opening defined in another one of the end surfaces and opposite to the first opening and in communication with the chamber;
• and
• two connecting assemblies respectively mounted on the side surfaces of the body and each connecting assembly having:
• two wings opposite to each other, formed on and protruding from a corresponding one of the side surfaces of the body;
• and
• a trough defined between the wings of the connecting assembly and the corresponding one of the side surfaces of the body;
• a cover module having:
• a first cover mounted on the first opening of the body and having:
• a first outlet formed through the first cover;
• two first protrusions respectively formed on two sides of the first cover and each of the first protrusions inserted into a respective trough of the connecting assemblies;
• and
• multiple first locking holes respectively defined in the two sides of the first cover and each of the multiple first locking holes in communication with the respective trough of the connecting assemblies respectively;
• and
• a second cover mounted on the second opening of the body and having:
• a second outlet formed through the second cover;
• two second protrusions respectively formed on two sides of the second cover and each of the second protrusions inserted into the respective trough of the connecting assemblies;
• and
• multiple second locking holes respectively defined in the two sides of the second cover and each of the multiple second locking holes in communication with the respective trough of the connecting assemblies respectively;
• and
• a respective one of multiple fixers inserted into a corresponding one of the first locking holes of the first cover or the second locking holes of the second covers and steadily mounted with the body.