Tumbler having peltier device

A tumbler comprising:

• a container having a channel formed in a center portion in a longitudinal direction and a circular drink storing part enclosing the channel and storing drink therein;
• a Peltier device of a hollow cylinder disposed to be brought into contact with an inner wall of the channel of the container and transferring heat from the drink stored in the drink storing part;
• a blowing unit installed to a lower portion of the container to supply an air to the channel;
• a control unit installed to a side of the container to control the blowing unit;
• and
• a temperature display unit installed to a side of the container to display a temperature of the drink stored in the drink storing part,
• wherein the container includes a container body provided with an opening on an upper portion, with the circular drink storing part being formed in the container body, and a lid configured to close the opening of the container body and provided with an outlet which communicates with the channel of the container body, through which the air supplied to the inside of the channel by the blowing unit is discharged to an outside, and
• the blowing unit includes a blower fan rotatably installed to the channel at the lower portion of the container to supply the air in the channel, and a battery installed to the lower portion of the container to supply a power to the blower fan, with a center portion communicating with the channel.