Features: _ It is designed under overall engineering and ergonomic concept. All the components are processed with computer numerical controlled machine. _Specimen retraction function, protects specimen from blade injury. _Trimming/Cutting button makes it easy to switch from trim and section mode _Equip with counter to calculate total pieces and thickness _Dual compressors, which are made in Germany, freeze the Cryostat chamber, freezing shelf, knife holder and specimen Clamp separate with pro-environment refrigerant R404 _Temperature can drop to working condition in 60 minutes after switching on. _Adopt to UVC sterilize for 35 minutes every time _Peltier may be on or off manually _Heated, removable sliding window _Two defrost methods: Definite time and manual _The high-precision microtome is enclosed outside the cryostat chamber to protect it from thermal expansion and contraction and keep minimum service and maintenance. _Self-explanatory symbols for all functions and displays, easy to learn and operate _LCD screen can display date such as sample travel, thickness, function controlling ,day, time, temperature, timed on/off and so on _Standby mode, after initializing, the temperature in cryostat chamber can be controlled between -4_ and -9_ by computer automatically; When stop initializing, the temperature in freeze chamber will arrive to working temperature within 10 minutes _Control panel with locking function to avoid wrong operation _Hand wheel locking _Sensor self-diagnosis function _Wide freezing shelf may put 10 specimen cassettes.