| After-sales Service: | Online Technical Support |
|---|---|
| Warranty: | 1 Year |
| Soil Nutrient Stability: | Absorbency of Light Drift<0.003 |
| Soil Nutrient Repeatability: | Absorbency of Light<0.005 |
| Soil Nutrient Linearity Errors: | Red Light for Copper Sulfate, and Blue Light for P |
| Anti-Knocking Performance: | Qualified |
| Customization: |
|---|
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