Stopper with Automatic Vacuum Pump with Light Indicator, Ideal for Preserving Black Wine

Stopper with Automatic Vacuum Pump with Luminous Indicator, Ideal for Preserving Wine PRESERVES: Allows the wine to be preserved in optimal conditions for a longer time once the bottle has been opened. PREVENTS OXIDATION OF THE WINE: Slow down the oxidation process and preserve the properties of the wine for longer with the vacuum stopper. EASY USE: Once the bottle is open, insert the cap and pump for a correct seal. PRACTICAL: It is a useful, light and compact product to transport anywhere.