Features: HIGH SPEED WIND SPEED: portable handheld turbojet fan is equipped with 130,000rpm brushless motor, the wind speed is up to 52m per second, which is effective for rapid cooling or humidity reduction. LED Lighting: Support LED lighting function provides illumination for easy use in dimly lit environments, increasing practicality. Handheld and portable: lightweight and portable design, easy to operate, can be carried around and suitable for a variety of scenarios. USB Charging: Support USB charging, easy to charge and use, no need to replace the battery frequently, saving cost. Speed Adjustable: With multi-step wind speed adjustment to meet different needs, you can choose the right wind speed according to the environment. Specifications: Product Name：Violent Turbofan Battery capacity: 2x3.7V 3000mAh Component: ABS Battery Voltage: 6-8.4V Size:about 147m/5.79in Package Includes: 1PCS Violent Turbofan note: Due to problemsof lighting effect and shooting there mightbe certain tolerances in product, please understand. Please allow 0-1cm error due to manuals measurement