| Display | LCD size : 52 mm x 38 mm LCD with green backlight ( ON/OFF ) |
| Circuit | Custom one-chip of microprocessor LSI circuit. |
| Data error no. | 0.1% of total saved data max. |
| Data Hold | Freezes displayed reading |
| Memory Recall | Maximum & Minimum value |
| Operating Humidity | Less than 85% R.H. |
| Sampling Time | Approx. 1 second |
| Operating Temperature. | 0 to 50 ( 32 to 122 ). |