| Place of Origin | China | Model Number | ZD-07 |
| Test Range (Sunlight) | LOW-, LOW, LOW+, NOR-, NOR, NOR+, HGH-, HGH, HGH+ | Test Range (Moisture) | DRY+, DRY, NOR, WET, WET+ |
| Test Range (PH value) | 3.5~9.0pH | Test Range (Temperature) | -9~50 degree C (16~122 degree F) |
| Accuracy | High | Probe | 200mm Long |
| Feature | Backlight | Power | Auto power off |
Room 10, 8/F, Block B, Merit Industrial Centre, 94 To Kwa Wan Road, To Kwa Wan, Kowloon, Hong Kong