| Model | CS-390 |
| Lighting Angle | 45° |
| Measuring Angle | 25°、45°、110° |
| Spectral range | 400-700nm |
| Spectral intervals | 10nm |
| Measuring range | 0-500% |
| Resolution | 0.01% |
| Lighting source | LED |
| Measuring time | Less than 2 seconds |
| Repetitive | Maximum value of white correction plate (5 seconds interval, 30 measurements) |
| A difference between | DE < 0.3 mean value of BCRA II series ceramic tile |
| Viewing Angle | 2 ° and 10 ° |
| Lighting source | A,C,D50,D55,D65,D75,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,CWF,U30.DLF,NBF,TL83,TL84.U35 |
| Life | Ten years, more than a million times |
| Interface | USB |
| Size | 165*70*100 |
| Weight | 500g |
| Power supply | 3.7v /3000mAh rechargeable lithium battery |
| Use temperature | 0-40℃ |
| Storage temperature | -20℃-50℃ |