PROBLEM TO BE SOLVED: To provide an electric reel for fishing in which a rotary motor output control member is arranged in a control case, capable of enhancing the grippability and operatability of a reel body.SOLUTION: The electric reel for fishing has a spool 7 around which a fishing line is wounded, a drive motor 8 rotating and driving the spool 7, a control case 15 arranged between right and left side plates and housing a control part 100 for controlling the output of the drive motor 8, and an operating member 30 supported rotatably to the control case 15 by a supporting shaft 31 and controlling the output of the drive motor 8. The operating member 30 has a crosssectional shape satisfying h