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Quality Assurance


All SRI products are certified before being shipped to customers. SRI provides 1-year limited warranty for any manufacturing defect. If a product fails to perform appropriately due to manufacturing defect within a year of purchase, it will be replaced with a brand-new one for free. Please always contact SRI by emails or calls first for return, calibration, and maintenance.

SRI Return/ Calibration/ Maintenance Policy 




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