Usage Tips:NOT Laborious and Perfect GiftWine corkscrew for women and seniors. The ly upgraded 7S air pump opener makes opening bottles faster and less labor intensive. You can use it in cafes, bars, restaurants, camping, and homes, and it's great as a gift idea. Note: Before use, make sure not to lose air Easy to useThe bottle opener adopts the principle of vacuum pressure, insert the needle firmly into the center of the bottle cap, pierce the base, press the handle down several times, enter the air into the bottle, and eject the cork by the pressure difference, it only takes 7 seconds.Comfort and EleganceDue to its smooth handle surface, it will be more comfortable to use and remove wine corks easily. At the same time, the smooth surface makes it easy to clean.Food Grade Material The bottle needle is made of stainless steel and coated with food grade material, which is safe and corrosion resistant. The lightweight design makes it easy to carry.No Damage Cork The cork will not be damaged when opening the wine bottle. No damage, no retention, no inclusion of slag, thus ensuring the safety of the bottleneck.Note: Please align the center and insert it vertically. Inserting it obliquely may cause air leakage and cause it to fail to work.