1. Touch screen display, PID function adjust 2. Compound refrigeration technology, less frozen dry time. Large freezing and water capture capacity. 3. The material is 304 stainless steel, to keep anti- corrosion, strong and easy to clean. 4. The drying chamber's door is made of high transparent and colorless transparent organic glass
and can be clearly observed during operation. 5. Optional for in situ pre freezing, the automation from vacuum to dry achieved to reducing the complex operation in the drying process. 6. Optional temperature recorder, the adjustable temperature record point and real-time monitoring 7. Optional eutectic point test device, and automatic pressure plug device.