Adjustable Wind Speed: Features five adjustable speed settings, allowing you to choose the perfect airflow to suit your needs Brushless Motor: Equipped with a high-efficiency brushless motor for quiet and reliable operation Digital Power Display: Includes a digital display that shows the remaining battery life, ensuring you know when its time to recharge Adjustable Angle: The fans angle can be easily adjusted, providing flexible positioning for optimal cooling Long-lasting Battery: Powered by a 4000mAh battery, offering extended usage time for continuous comfort Specifications: Input: DC 5V 1A Output Power: 3W Battery: 4000mAh Product Weight: About 210g Dimensions: About 164 x 134 x 36mm Package included: 1 x Fan 1 x Charging Cable 1 x Chinese and English Manual Other items not included