Display: LDC with optional backlight                          
Sampling rate:1 time/second                                   
Overload indication:OL shown on the display     
Battery: 1.5V, AAA, 4PCS                                              
Battery life: >200hrs(continuours use)                      
Working condition:0 to 50℃, relative humidity<80%     
Storage condition:-20 to 60℃, relative humidity<80%    
Low battery indication: Yes.
                                          
Size: 168*75*36mm                                                     
Weight: about 200g(including batteries)
Battery: 1.5V AAA*4PCS              
                                             
Note: The measuring range of thermocouple supply is -50 to 300℃