Features: The USB portable fan come with dual-clips design, the bigger for the belt or pants and the smaller to fix the tops corner. The wind blows inside the clothes, which cooling the body quickly. The air outlet is larger and more spacious to ensure a large amount of airflow. Besides, comparing with fan with visible wind blades, its embedded turbo design Built-in 6000mAh rechargeable batteries, fully charged USB desk fan can supports 4-20 hours lasting work depends on different speeds. The USB fan is for any USB port Third gear speed design to meet you portable fan speed can be adjusted according to your needs in low, medium and high. Only 3.11x2.09x4.41inches, super lightweight and low noise Put on the mobile air fan whenever you step out in the for sun! Its a must-have for the beach, pool, camp, hiking, travel, picnic, park, concert or sporting event! The best popular gift in the summer! Specifications: Material: TPU, PC Battery capacity: 6000mAH Batteries: Lithium Polymer batteries required. (included) Motor Speed: 3 speeds Charging method: Type-c, mico-USB, USB-A charging Color: Black Szie: Approx. 79x53x112mm/3.11x2.09x4.41in Weight: Approx. 272g Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Piece Potable Waist Clip Fan (Lithium Polymer batteries Included )