Easy to use Cut the tin foil cap with the enclosed foil cutter, insert the stainless steel needle vertically into the cork to expose the air hole of the needle tip, pull the handle up and down and force air into the bottle until the cork is slowly pushed out Then remove the cork from the stainless steel needle. With the principle of air pressure and vacuum, you can easily remove the cork, in just 7 seconds you can enjoy the wine you love. Safe and reliable In order to ensure the safety of use and to prevent the wine bottle from bursting due to the high air pressure in the bottle, this product is equipped with a safety air pressure device. If the air pressure exceeds the safe level, the pressure cannot continue (do not use any other method to increase the pressure further as this may cause the bottle to explode). Small and portable Pen-shaped appearance, novel and fashion design, smaller and more exquisite, easy to carry, this wine opener makes it a nice gift for wine lovers. It is also a great tool for home, wedding, restaurant, bar, outdoor party, birthday party, and other festive events. Cork is not damaged The needle tube penetrates the cork, leaving only small pinholes, does not damage the cork and does not produce sawdust into the wine, thus avoiding contamination of the wine and affecting the original taste and taste of the wine.