<h1>Heat-sensitive colour-changing technology claim signals novel product differentiation, with certifications and promotional offers shaping consumer choice.</h1> The document markets a Diwali-themed smartphone that combines cultural design elements with an industry-first heat-sensitive colour-changing technology, specifying operational temperature thresholds, material construction and claimed cycle durability. It itemises durability and safety-oriented features-aluminium frame, reinforced glass, shock cushioning-and multiple ingress-protection ratings, and sets out commercial terms including retail availability, financing, cashback, exchange bonuses, bundled services, extended-warranty options, and contest incentives. A sourcing disclaimer frames the content as a press release.