This single chamber vacuum sealer features dual sealing bars, one on each side of the chamber. This unit is ideal for sealing food, pharmaceutical, chemical, electronic and other items. It is very easy to use and requires little maintenance. The control panel allows you to adjust the vacuum time, sealing time, and sealing temperature. There is also a gauge to monitor the vacuum pressure and a digital display that shows you the time remaining in each cycle. The unit comes with a starter tool kit, spare elements, teflon tape, and silicon sealing strip.