| 
					Models
				 | 
					BET-225
				 | 
					BET-408
				 | 
					BET-800
				 | 
					BET-1000
				 | 
| 
					Inside Dimensions W x D x H cm | 
					50X60X75
				 | 
					60X80X85
				 | 
					100X80X100
				 | 
					100X100X100
				 | 
| 
					Outside Dimensions W x D x H cm | 
					115X91X162
				 | 
					127X113X172
				 | 
					167X113X187
				 | 
					173X133X187
				 | 
| 
					Precool/Preheat Range
				 | 
					-70℃,-60℃,-50℃,-40℃,-30℃,-20℃,-10℃,0℃~150℃
				 | |||
| 
					Time Range
				 | 
					0 hour 1 min ~ 9999 hour 59 min/segment
				 | |||
| 
					Resolution
				 | 
					0.01℃/min,0.1%RH/min
				 | |||
| 
					Grade of air pressure
				 | 
					4~84kpa
				 | |||
| 
					Air pressure variation rate less than
				 | 
					7.10kpa/min
				 | |||