Mike Compass, flexible case and base. Information: Course, trend of veered round of the wind, chronometer of ditch with sincronisación. Technical characteristics: I weigh: 153g, It Deals of numbers: 20mm, Nourishment: solar power with 200 hours(o'clock) of autonomy. Angle of band: 30 °, Options of facilities: in the mast or against the wall. Compass Fluxgate. Totally I suspend and autonomous.