Automatic Rotor Device for Mechanical WatchesStore and maintain your mechanical timepieces with this automatic watch winder. It gently rotates the watch to keep the mainspring wound when not in use, helping ensure accurate timekeeping when you wear it again. Programmable rotation modes (clockwise, counterclockwise, or both) Adjustable turns per day (TPD) to match your watchs winding needs Soft watch holder to secure various strap sizes Quiet motor operation designed for minimal noise Sleek