English to French Tech/Engineering Electronics / Elect Eng navigation tool, trackboll, winding, cursor, magnet, coil

An electronic device (300) comprising:
a navigation tool assembly coupled to a support structure and including a navigation tool that is moveable relative to the support structure and at least two roller sensors (260),
characterized in that each one of the at least one roller sensor includes a roller magnet (264); and in that the electronic device further comprises a coil (802) coupled to the support structure and surrounding the navigation tool;
a computer mouse including an electrical generator driven by the rotational movement of the ball via rollers.