It was made of imported compresser, good effeciency.
Heating elimination of wind-cooling, do not need water cooling.
Vacuum connection is made of international standard sparepart, it is convenient.
Trap temperature and sample vacuum degree for digital display, it is easy.
The operation is very easy for soft key.
Drying room for transparency, naturally heat, saftly, directly.
Stainless table, perfect.
Trap temperature: <-80degree
Vacuum degree: 20Pabelow
Time of freezing-drying: About 24hours, its thickness is not more than 10mm