performance turbo fan: Brushless DC motor reaches up to 130,000 RPM and delivers wind speeds of 52 meters per second for intensive cooling or debris removal in industrial and maintenance tasks. Turbofan with LED: Builtin LED illumination provides clear visibility in lowlight environments, enabling precision work and inspections in confined or complex workspaces where lighting is limited. Air duster functionality with extended power: Dual 21700 batteries (two cells) offer longer operating moments with quick charging capability, allowing uninterrupted cleaning or cooling without frequent recharging. Advanced safety protection: Overtemperature safeguard automatically powers off at 150°C to prevent overheating, enhancing reliability for prolonged use in demanding applications. Use scenarios: Industrial equipment maintenance: cools motors and components quickly and clears dust and debris from machinery during routine servicing. Electronics cleaning and inspections: enables precise dusting and inspection of delicate electronics in dim or restricted spaces. Workshop and vehicle cleaning: assists with debris removal, vent cleaning, and general dusting in automotive, factory, and garage environments.