Air Ring 49 is a lightweight, helmet-mounted device that cools the body by targeting key heat zones behind the neck and ears; lowering skin temperature by 5.1°C and core temperature by 0.67°C. Its smart-locking mechanism fits all safety helmets, offering 15 hours of contactless cooling per charge. Water-resistant, impact-proof, and dual-functional as a neck fan, Air Ring 49 improves comfort, safety, and productivity for outdoor workers facing rising temperatures and climate-related heat risks