| Measurement angle | 45° |
| Measurement range | 0.0~800GU |
| Repeatability | 0~119.9GU:≤0.2GU;120~800GU:≤0.2% |
| reproducibility | 0.5GU|0.5% |
| error of indication | 0~119.9GU:≤1.5GU;120~800GU:≤1.5% |
| Graduation | 0.1GU|1GU |
| Zero Error | ≤0.2 |
| Measuring Area | 9*12mm |
| Measurement port size | 12*28mm |
| Light source | LED |
| Dimension | 155X48x75mm (without base) |
| Weight | 400g |
| Power Supply | One AA (or LR6) alkaline dry or rechargeable battery |
| Power life | One alkaline battery can support more than 15,000 measurements |
| Operating temperature | 5~45℃ |
| Operating humidity | Less than 85% RH, no condensation |
| Storage temperature | -10~60℃ |
None