Rechargeable Desktop USB 4000mAh for for Heatstroke Prevention Fan, Quiet, Powered, Compact, Built-in Battery, 4-Speed Airflow, Portable, Powerful,

【Equipped with an ultra-quiet brushless motor】This desk fan also features manual 70° vertical adjustment, allowing you to freely set your preferred airflow direction. With three blades, it ensures powerful airflow while maintaining an ultra-quiet design that minimizes noise. It won't disturb your sleep or work, ensuring it doesn't interfere with your daily life. 【Rhythmic Wind & 4-Stage Airflow Adjustment】Equipped with "rhythmic wind" that replicates a comfortable, natural breeze, a feature not found in other small fans, it's perfect for use while sleeping or napping. The airflow can be switched between 4 levels, allowing you to freely choose your preferred breeze depending on the location and temperature. [Large Capacity Built-in & Excellent Durability] Equipped with a 4000mAh large-capacity built-in battery, it can be continuously for approximately 16 hours on the lowest setting when fully charged. Even on the highest setting, it can be continuously for approximately 4 hours. It is ideal for use in small spaces such as on a desk in a study or office. The desk fan body is made of high-quality ABS resin, which is resistant to impact and high temperatures, and has excellent durability. [Various Power Supply Methods] As it is a USB power supply type, you can power the fan by plugging it into a USB power adapter, mobile device, external USB, or car charger. 【Compact & Portable】Its compact size makes it perfect for use anywhere, including on desks and chairs, in cars, near aquariums and electronic devices, in offices and homes, during car rides, while watching events, camping, traveling, and outdoor activities. In the unlikely event of a malfunction, we will replace it free of charge within 3 months. Perfect for summer gifts and presents, this Joneytech desktop fan is a great gift for family, friends, or your significant other. It features a brushless motor, high-quality silent bearings, and a massive 4000mAh battery. This compact 13cm diameter fan with 7 blades generates a surprisingly powerful breeze. Its compact size makes it easy to take cool indoors or outdoors!