Product Description The machine is suitable for the food industry meat, sauce products, spices, fruit, grain, soy products, chemical products, medicine and other granules, powders, liquids and other commodities can be filled with inert gas after vacuum packaging, can prevent oxidation products mildew, corruption, moisture, to extend the shelf life of the product. Features This machine has a vacuum extraction function, vacuum sealed once completed, the set vacuum switch is adjusted by potentiometer time, sealing temperature is divided into five-speed adjustment, transformer heating voltage level to achieve different sealing temperature, sealing time with digital display time relay to control. Technical note: · Housing made of stainless steel, the new control panel with touch-button, * prior to the pre-programmed into the desired technical parameters of packaging, ? simply press the vacuum chamber cover work that the whole process is completed by automatic vacuum packaging process.