This SealerSales CAVN-30 30" Retractable Nozzle Vacuum Sealer w/ Self-Contained Compressor and Gas Flush is the choice sealer for the widest range of our clientele, from medical and electronics device manufacturer, to food industry retailers, to pharmaceutical and aerospace corporations. This sealer is featured with self-contained compressor that reduces equipment requirements and provides greater flexibility of placement locations within your facility. With the clean, quiet built-in air compressor/vacuum pump, you will be assured reliable vacuum seals for years to come. With one touch of the pedal, the vacuum sealer flushes out oxygen and moisture using an inert gas of your choice. Then, the automated stainless steel nozzle retracts, and your products are sealed in seconds. Providing additional functionality and convenience, the gas-flush feature can be switched off as well as the vacuum feature, or both can be switched off for sealing only with impulse-heat. The SealerSales CAVN-30 has 30" seal length and has a 1/4" wide sealing element that delivers a leak-proof seal from sensitive electronics to sterile medical devices, food to biotech applications, aerospace technology to scientific devices.