The VacOne Air Brewer is a unique 2-in-1 coffee and cold brew maker that utilizes patented technology to brew delicious coffee and cold brew in minutes. Our exclusive Vac-Tec technology uses a high-pressure vacuum, allowing you to brew both coffee and cold brew at the touch of a button. Enjoy a smooth and velvety cup of hot coffee in under a minute, or a glass of sweet and intense cold brew in only 4 minutes. With the VacOne air brewer make pour over, french press, and espresso in one minute or a rich cup of cold brew in four minutes Patented VacTec technology uses a high pressure vacuum, allowing you to brew both coffee and cold brew at the touch of a single button The VacOne makes a smooth, balanced cup of hot coffee with a deep and rich body. Air brewing reduces bitterness and acidity in the final cup and brews a delicious cup of hot coffee in about one minute Stop waiting 12-24 hours to drink your cold brew. Air brewing accelerates the extraction time to deliver an intense glass of cold brew in 4 minutes. The secret is 7psi of negative pressure applied to finely ground coffee The VacOne easily charges over USB. Charge for 2 hours to make up to 100 cups of coffee on a single charge Compact and portable, the VacOne air brewer takes up little space in a kitchen and is small enough to travel or camp with The VacOne brewing method is eco-friendly by eliminating the waste created by paper filters and coffee pods