The Sharper Image KP-W140 Wine Preservation System, Black Vacuum-seals opened bottles of wine easily within seconds allowing you to enjoy your wine, a glass or two at a time, for days to come Patented date-coded stoppers count the days the bottle has been sealed for you, showing you how many days have elapsed since the bottle was last vacuum sealed Place the Preserver in its elegant base and it automatically recharges Includes 4 patented "universal" stoppers with integrated day counter fit virtually any wne bottle Brushed metal finish and ergonomic design for easy grip and control grip