Sun Protection Factor, a measure of how well a sunscreen protects skin from UV rays.

A term used in various fields (such as electronics or software) indicating a standard of performance.

प्रदर्शन का मानक

English Usage: The SPF rating determines how effective the filtering system is in this device.

Hindi Usage: SPF रेटिंग निर्धारित करती है कि इस डिवाइस में फ़िल्टरिंग सिस्टम कितना प्रभावी है।