Air cleaner

An air cleaner comprising:

• a first body having an inlet and an outlet;
• a filter provided inside the first body and positioned to clean air passing through the inlet;
• a blower fan provided between the inlet and the outlet inside the first body;
• a blower motor provided inside the first body and configured to rotate the blower fan;
• and
• a second body coupled to an upper side of the first body and extending laterally from the upper side of the first body,
• wherein the second body includes an indicator light configured to display an indication of an operation state of the air cleaner,
• wherein the indicator light includes a lamp configured to emit light, and a lamp housing in which the lamp is positioned, and
• wherein the lamp housing has a groove through which light emitted by the lamp passes out of the lamp housing.