110V Vacuum Dryer Principle Function: 110v vacuum dryer principle is specially designed for drying off material under vacuum or negative pressure condition.We know the vacuum environment greatly lower the liquid boiling point ,therefore it is much suitable for the heat-sensitive material。And effectively reduce drying time.In other hand,oxidation will not happen in the vacuum environment with no oxygen.so it is a wise choice if you DIY some fruit,vegetable,meat slice. Features: 1. The Vacuum drying oven is made of high quality steel, beautiful and innovative. 2. Heating element/component around working chamber operate to heat inner room evenly.. 3. Set temperature and control are all intelligent digital display, high accuracy. 4. The vacuum enviroment can keep the nutrition in the material and dry off quickly 5. The working studio/chamber use high-quality hygiene-grade stainless steel plate 6. Safety guarantee: whether under vacuum or inertia condition, the possibility of oxide explodes when is heated will completely be eliminated..