1.Brushless Motor, Super Power:The portable fan for travel is driven by an upgraded brushless motor with strong wind power, the maximum wind speed can reach 9m/s, and the maximum speed can reach 10,000 rpm. Whether you are traveling and exploring, outdoor activities, or cooling down at home or office, you can experience the coolness brought by the fan portable 2.Extra Long Working Hours: Battery operated fan with built-in 4000mAh battery and energy saving technology. Provides long-lasting battery life and energy efficiency. Our portable fan rechargeable can run continuously for over 2-15 hours (depending on different air speeds), and you can charge it from a regular outlet, mobile power supply or any other device with a USB port, fully charged in just 1.5 hours 3.Small and Powerful Hand Held Fan: The hand fan has 100 air speeds that can be flexibly adjusted according to your cooling needs; even in 40 degree Celsius heat. Travel fan perfect for outdoor, camping, beach, cruise, vacation, road trips, concerts, sporting events 4.Multi- Protection: The lash fan is made of ABS and PC materials, with metallic surface, comfortable grip and durability. The fan Built-in AI protection chip provides multiple protections such as over-current protection, over-voltage protection, short-circuit protection and high-temperature protection to ensure a r user experience Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.