| Circuit | Custom one-chip of microprocessor LSI circuit. |
| Display | LCD size : 44 mm x 29 mm dual function LCD display. |
| Response Time | 5 to 30 seconds typically.@ Reach the 85% reading value |
| Temperature Compensation | Automatic temp. compensation for the humidity function. |
| Data Hold | Freeze the display reading. |
| Memory Recal | Maximum & Minimum value |
| Sampling Time | Approx. 0.8 second. |
| Power off | Auto shut off saves battery life. |
| Operating Temperature | 0 To 50 °C |