Simply place on top of your wine bottle, press a button and remove the cork in 10 seconds effortlessly. your wine is open and ready to serve. The automatic wine opener is compatible with most wine bottle sizes.The electric wine opener has a powerful motor and can open up to 60 wine bottles at one time. 4 AA batteries required (no batteries included). the electric corkscrew comes with classic stainless steel case and carbon steel spiral.The Vacuum Stopper is made from food safety grade materials and it can remove air from your wine bottle to keep wine tasting new for up to a week. suitable for all Red and White Wines.You can simply attach it to the bottle and aerate the wine as you pour. The wine passes through it to release more flavors and aromas.