Fan device

A fan device, configured to be assembled to a chassis having an engagement slot, the fan device comprising:

• a casing, comprising a bottom plate, a front plate and a top plate, wherein the top plate at least partially covers the bottom plate and has a through hole, and opposite sides of the front plate are respectively connected to the bottom plate and the front plate;
• a fan, disposed on the casing;
• a clip, comprising an elastic part, an engagement part and a pressed part, wherein the elastic part has a fixed side and a movable side that are opposite to each other, the fixed side of the elastic part is disposed on the top plate, the movable side is located closer to the top plate than the fixed side, the engagement part is connected to the movable side of the elastic part, the engagement part is disposed through the through hole of the top plate to be engaged with the engagement slot of the chassis, and the pressed part is connected to the movable side of the elastic part;
• a handle, disposed on the front plate;
• and
• a trigger, movably disposed on the handle, wherein when the pressed part of the clip is pushed by the trigger, the trigger moves the movable side of the elastic part away from the top plate so as to move the engagement part out of the engagement slot.