Winedoctor Kit Solo Wine Preserver Vacuum Pump Wine Doctor ( 1-stopper ) Keeps GOOD Wine From Going BAD With Intelli-Stopper Cork That Virtually Eliminates Wine Losing Flavor And Aroma New True-Seal Technology Prevents Oxygen From Leaking Into The Bottle After The Seal Is Made Built-in Red Indicator Shows The Perfect Vacuum And Visually Shows Your Wine Is Sealed Every Time Intelli-Stopper`s Triple O-rings Create 3 Air-tight Sealing Points And Are Engineered To Hold A Perfect Seal For Over 7 Days Innovative And El