1. Power supply voltage: 220V, 50Hz; 

2. Temperature measurement range: room temperature - 100 ℃; 

3. Temperature measurement resolution: 0.1 ℃; 

4. Agitator: the mixing speed is continuously adjustable; 

5. Heating rate: automatically adjusted to 5.0 ± 0.5 ℃ / min after three minutes; 

6. Softening point result: LCD display with printer interface; 

7. Heating power: 600W; 

8. Environmental conditions: the ambient temperature is less than 35 ℃, and there is no air convection.