ITEM NAME:Wine Vacuum System Closure Pump Wine Pump + 2 Stoppers D3L2 Wine Vacuum System Closure Pump Wine Pump + 2 Stoppers D3L2 Dimensions: 155 * 85 mm Weight: 140 g More details can be found in the descriptions. The handling is very simple: The plug is plugged into the bottle neck and then the air is connected to the pump pulled out of the bottle. A "click" - noise betrays when enough, was pumped and thus the optimum vacuum is achieved. The plug serves as a bottle cap. Package Contents: 1 x Wine Pump 2 x Bottle Closures Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..1 x Wine Pump. The handling is very simple: The plug is plugged into the bottle neck and then the air is connected to the pump pulled out of the bottle. The plug serves as a bottle cap.