• & coldSky personal fan is equipped with a high-quality brushless motor and 7-blade design that will provide powerful airflow. 5 adjustable wind speed can be switched with one click. Keeps you cool and comfortable whether you're working, sleeping or relaxing.
• ColdSky battery operated fan built-in 4000mAh battery and energy-efficient technology. Offers long-lasting battery life and energy efficiency. Our fans can run continuously for more than 7-20 hours, You can enjoy a cool and comfortable day without worrying about running out of power. Perfect mini portable fan for travel, makeup, lash, camping, outdoor, indoor, etc
• Small fan features smart digital screen that displays the remaining battery life and speed level. This will make it easier for you to adjust the fan to the ideal wind speed level and be more aware of when you need to charge the fan, which can avoid the fan running out of power while you're outdoors.
• -- Use this fan as a handheld fan, neck fan, or desk fan. Our foldable fans are flexible with 90 vertical adjustment. Its adjustable design allows you to redirect the airflow and keep cool from any angle. Suitable for various settings and scenarios.
• - coldSky Usb fan benefits from the use of silent motor technology, Reduces noise while generating maximum airflow. At the same wind speed, the motor produces a noise level 30% lower than competitors. Our fan will not disturb your work or sleep.