Instant Decanting - Allows you to decant your wine in seconds instead of hours. | Aeration - Instantly aerate/decant your wine with the touch of a button. The Aervana provides 6 times the aeration of the typical gravity aerators. It's like instantly decanting your wine for 60 minutes. | Easy to Use - Just push the button to aerate and pour your wine. Attaches easily to any bottle of wine (750ml & 1.5l) with a tight seal. Simply attach the tube, slide the Aervana on top of the bottle, and push the button for wine to be instantly aerated from your personal wine tap. Powered by 6 AAA batteries - (not included) | No Mess - No drips, spills or splashes. The Aervana is the convenient and spill proof way to serve wine. | Includes - Aervana wine aerator, telescoping stainless steel tube that fits 750ml and 1.5l bottles, counter-top display stand, and owner’s manual.