A fan for an electronic device, the fan comprising a body, wherein an air duct, an air outlet and a flow guiding inlet (561, 581) that is communicated with the outside are formed in the body; and the air duct comprises an air inlet area and an air outlet area that are sequentially distributed and communicated in a length direction of the fan, the air outlet area is corresponding to the air outlet and is communicated with the air outlet, and a flow guiding member is disposed in the air outlet area; the flow guiding member comprises a first guide plate, a second guide plate, and a sleeve (61, 62), a first channel is formed between the first guide plate and an inner wall of the air duct, the first guide plate and the second guide plate are oppositely spaced apart to form a second channel, and a third channel is formed between the second guide plate and the inner wall of the air duct; the first channel, the second channel, and the third channel are sequentially disposed in a thickness direction of the fan; the sleeve (61, 62) is disposed in the first channel and/or the third channel, and the sleeve (61, 62) comprises a flow guiding cavity (614, 623); and one side that is of the second channel and that faces the air inlet area is isolated from the air inlet area, one side that is of the second channel and that faces away from the air inlet area forms a flow guiding outlet, and the flow guiding outlet and the air outlet face the same direction and are communicated; and in the length direction of the fan, the air inlet area, the first channel, and the air outlet are sequentially communicated, and the air inlet area, the third channel, and the air outlet are sequentially communicated; and in the thickness direction of the fan, the flow guiding inlet (561, 581), the flow guiding cavity (614, 623), and the second channel are sequentially communicated. the flow guiding member comprises a first guide plate, a second guide plate, and a sleeve (61, 62), a first channel is formed between the first guide plate and an inner wall of the air duct, the first guide plate and the second guide plate are oppositely spaced apart to form a second channel, and a third channel is formed between the second guide plate and the inner wall of the air duct; the first channel, the second channel, and the third channel are sequentially disposed in a thickness direction of the fan; the sleeve (61, 62) is disposed in the first channel and/or the third channel, and the sleeve (61, 62) comprises a flow guiding cavity (614, 623); and one side that is of the second channel and that faces the air inlet area is isolated from the air inlet area, one side that is of the second channel and that faces away from the air inlet area forms a flow guiding outlet, and the flow guiding outlet and the air outlet face the same direction and are communicated; and in the length direction of the fan, the air inlet area, the first channel, and the air outlet are sequentially communicated, and the air inlet area, the third channel, and the air outlet are sequentially communicated; and in the thickness direction of the fan, the flow guiding inlet (561, 581), the flow guiding cavity (614, 623), and the second channel are sequentially communicated.