Turbocharged airflow construction The portable handheld fan uses a turbocharged airflow construction and an optimized duct based on aerodynamic principles to deliver strong, wide cooling circulation. Digital display with precise control The fan features a digital display and 120step precision control. Use the plus and minus keys to adjust. A single press changes the gear; a long press increases or decreases the gear continuously. Multiple safety protections A builtin AI protection chip provides multiple safety protections, including overcurrent protection, overvoltage protection, short circuit protection, and temperature protection. Compact and lightweight design Designed to be compact and lightweight for easy portability. Suitable for camping, travel, home, and office use, and it operates quietly for a comfortable user experience. Specifications Airflow: Turbocharged construction with an optimized duct for strong, wide cooling. Control: Digital display with 120step precision; plus/minus keys; gear selection via single press; long press for continuous adjustment. Safety: AI protection chip; overcurrent, overvoltage, short circuit, and temperature protections. Portability: Compact, lightweight; quiet operation; suitable for camping, travel, home, and office. Use scenarios Camping or outdoor activities: compact and quiet, provides effective cooling in outdoor settings. Office or desk use: precise control and low noise support allday, focused cooling. Travel, commuting, or small living spaces: easy to carry and suitable for dorms, apartments, or hotel stays.