DetailsGather friends for a wine tasting party and enjoy your evening to the fullest.Open your wine bottle and feel the bittersweet and refreshing aroma while you pour it in the wine glass and enjoy it.Then simply top your wine bottle with this Auto Vacuum Wine Saver when done serving. By doing so; you can keep the same earthy characteristics; spicy notes; or the fruity flavor and floral feel of the wine intact on the palate the next time you sip it. Be the Napa King in your own right and take inventory of your wine bottles in your wine cellar and get as many of these Auto Vacuum Wine Savers Cap so you can enjoy your expensive wines without ruining them; every time your friends visit. It comes single or in Pack Of 2.DETAILS - Electronically seals and caps your bottle to preserve your leftover wine. Works on all size bottles Can be stored in the fridge with the bottle. Works on 2 AA batteries (not included)