Temperature control range: -22℃- (-18℃)/Freezing core: X2 type/module: optional/Holding time: up to 6 hours

Temperature control range: -78℃ / Frozen core without (filled with dry ice)/Optional holding time: up to 4 hours

Temperature control range: 0℃-4℃) Freezing temperature: -20℃ Freezing time: 4 hours
Temperature control range: 0℃-4℃) Freezing temperature: -80℃ Freezing time: 2 hours

Temperature control range: -20℃-0℃)/Freezing temperature: -20℃ / freezing time: 7 hours
Temperature control range: -20℃-0℃)/Freezing temperature: -80℃ / freezing time: 3.5 hours