Control method of an in-house device using a control kit and control method for a water purifier using a control kit

A method of controlling a water purifier, the method comprising

• receiving, from a control kit provided separately from the water purifier, state information regarding the water purifier from the water purifier;
• displaying, by an interface of the control kit, the state information regarding the water purifier;
• receiving, through the interface, an operational pattern of the water purifier;
• transmitting, by the control kit, the received operational pattern to the water purifier to set the water purifier to operate according to the operational pattern;
• and
• re-receiving the state information from the water purifier to check an operational pattern set in the water purifier,
• wherein the operational pattern is information for controlling a sterilization operation, a hot water generating operation, a cold water generating operation and an ice generating operation, and
• wherein the operational pattern comprises at least one of a sterilization period of the water purifier and an ejection temperature of the water purifier, and
• wherein the control kit is separate from the water purifier and is configured to wirelessly transmit data to the water purifier for updating an operating system installed in the water purifier.