Storage food that keeps taste and hydrate fresh fruits, nuts, meat, desserts and vegetables. Store goods that can keep your valuables such as photos, messages, jewelry, masterpieces, electronic products from oxidation. Simple operation: one-key automatic shut-off makes it easy to use, hands-free design with smart led indicator lights, to clean and shut off easier and faster. Sealed bags meet your different needs: the seal function and vacuum plug can be operated separately, it turns off automatically once the food becomes tight and ready for storage. Lightweight and high-tech design: durable and easy to clean portable design perfect for home and outdoor use in small sizes, easy to carry outside for picnic or storage in your home. Not only can be kept fresh for groceries and ordinary food, it can also protect important photos, important files and letters. Suitable for all sizes of sealed bags. Choose seal mode only: 1. Connect the device with power supply, the green lamp will light. 2 place one end of the bag on top of the seal tape, but make sure the end does not enter the vacuum chamber. 3 close the cover and press on both sides of the case. 4. Press the seal only button for 3 seconds, the led indicator color will turn red. 5- the red lamp turns green again, and the seal is complete. Vacuum stopper specifications: black color weight: 600g dimensions: l373xw70xh85mm wattage: 90w rated voltage: ac100-240v / 50-60hz machine has 50 bag 25 by 15cm.