| Model | Mini-Alpha |
| Clock | Quartz type "AA" size battery x 1 Battery life: 6 months in continuous use |
| Drum rotation | 7 day |
| Sensors | Aged bimetal strip for temperature Humidity sensing coil for relative humidity |
| Measuring range | -15 to 50°C for temperature 10 to 100% for R. humidity |
| Accuracy | ±2°C (at 10 to 30°C) for temperature ±3°C (other than above) for temperature ±5% (at 15 to 25°C, 30 to 90%) for R. humidity ±7% (other than above) for R. humidity |
| Chart graduation | 2°C for temperature, 5% for R. humidity |
| Recording pens | Cartridge pens (violet) |
| Dimensions | (W)125 x (H)185 x (D)110 mm |
| Weight | approx. 0.8 kg |
Jawa Barat - Bekasi