peration to test process finished, easy to use.
3. Temperature control: LED digital temperature controller can make accurate testing of temperature setting, control and display.
4. LED digital timer, when the inner box's temperature reached the setting value, then start to time to ensure the test complete.
5. Accurate pressure: temperature chart always shows the inner box's pressure and relative humidity.
6. Water device is automatically discharge not saturated steam in order to achieve the best