DaFeng Time Innovative Display Endurance Technology High-Speed Handheld Timer Fan Silent Portable Personal Cooling Rechargeable Long-Lasting Mini Powerful Small Electric Fan

Innovative patented timing technology with AI intelligent chip for precise minute-level remaining battery time prediction.

Eliminates battery life anxiety by providing visible and accurate remaining usage time.

Equipped with 3 auxiliary battery life algorithms, 36 aging and accuracy tests, and 7-level battery calibration mechanism.

High-speed turbocharged engine with up to 11,000 RPM for powerful and concentrated airflow.

Uses self-developed high-speed brushless motor and high-density blade design for efficient, low-noise operation.

Suspended high-speed bearing ensures efficient and low-loss airflow delivery.

Max cyclone air duct design for wide-area, 180° full-body cooling coverage with uniform cold airflow distribution.

100-level stepless wind speed adjustment via sliding rail control, allowing precise and comfortable wind strength customization.

6 m/s strong wind speed delivering real ice-cold breeze.

5000mAh high-quality, low-power consumption battery supporting simultaneous charging and usage.