To provide a device for mounting automotive navigation on a steering wheel.

This device includes the steering wheel connected radially with spokes 2 toward a hub 3 connected with a steering wheel shaft 4 from an annular rim 1, a first magnet module 50 including a through port 53 in a center part to be fitted to an end part of the steering wheel shaft 4 and formed on an outer peripheral surface of the steering wheel shaft 4 in a formed state of a detent bearing assembly 55, a housing 30 fixed to the first magnet module 50 by a bracket 40 and having a panel 20 including a steering wheel switch 10 formed inside the rim 1 and a second magnet module 60 fixed to a prescribed portion of the steering wheel shaft 4 located under the hub 3. The steering wheel switch 10 is fixed by magnetic force generated by an interaction between magnets of the first and second magnet modules 50 and 60, even when the steering wheel is rotated.

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