We adopt the innovative design of the feather blades to cut the airflow oblique cyclone structure evenly and densely. Upgraded mini electric fan, strong endurance, strong wind, ultra-quiet, happy travel, whatever you want. Small size, large capacity, enjoy the natural wind anytime, anywhere. Three-speed adjustable wind speed, 1-low-speed weak wind 2- medium-speed strong wind 3- high-speed strong wind 4- stop Charge for one hour, plug in the USB cable, the red light will always be on when charging, and the red light will be off when it is full. Specification: Charging input voltage: 5V Charging input current: 0.5A Output motor voltage: 5V-7.2V Power supply battery: 18650 3.7V/2200mAh Net weight: 122g Dimensions: 106 x 42 x 205mm USB cable length: 15cm Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!