FREE YOUR HANDS: Compared with the traditional wine vacuum pump, you need to manually press repeatedly to extract the vacuum inside the red wine bottle, while our electric wine stopper not only needs to be pressed in place, the blue drainage indicator lights up, it can automatically drain the whole process, just wait for the drainage light to go out to keep your red wine fresh as always. INTELLIGENT MONITORING: The vacuum wine sealer will work steadily and automatically detect the air pressure inside the bottle. When the loading pressure leakage of the bottle exceeds -0.01Mpa, the electric wine stopper will reset to exclude the air inside the bottle and maintain the vacuum inside the bottle, so as to achieve a good preservation effect. English: p> ANTI-SPILL DETECTION: When the Wine Saver Vacuum Pump is working, when the bottle is tilted 45, it will activate the anti-pour function, the red wine vacuum pump will automatically stop pumping vacuum and turn on a red light to remind you. This prevents the bottle from tilting and continuing to pump air and causing the wine to flow back into the soft red wine stopper, causing a malfunction, when the bottle is back below 45, the wine stopper will work again. WINE GIFTSThe vacuum stopper for all red and white wines, is the best gift for red wine lovers, so that your red wine is no longer wasted, keeping it fresh for 7 days is just like that. WINE PRESERVATION SYSTEM: The electric wine stopper has been upgraded to solve the problem of the sealing ring inside the stopper falling off, solving the problem of not working after repeated use. If the power consumption is very fast, please carefully check the red wine bottle for air leakage. Or the wine stopper pressed in place, otherwise the wine vacuum stopper will work repeatedly to pump out the vacuum.