Station device on which cordless vacuum cleaner is docked and communication method of the station device

A communication method of a station device configured to dock a cordless vacuum cleaner and charge a battery of the cordless vacuum cleaner, the communication method comprising:

• receiving, by at least one processor of the station device, a new version of software related to control of the cordless vacuum cleaner from a server device through a communication interface of the station device;
• storing, by the at least one processor of the station device, the received new version of software in a memory of the station device;
• identifying, by the at least one processor of the station device, whether a preset condition under which the new version of software is downloadable to the cordless vacuum cleaner is satisfied;
• and
• when the preset condition is satisfied, transmitting, by the at least one processor of the station device, the new version of software stored in the memory of the station device to the cordless vacuum cleaner through the communication interface of the station device,
• wherein the station device is configured to charge the battery of the cordless vacuum cleaner.