Description/Features: 130000rpm high cleaning treatment for a series of debris such as accumulated dust, sand, hair, and butts Brushless high-speed motor, with an output speed of 130000RPM, powerful and long-lasting output, without burning the machine under long loads Upgrade battery life with large capacity lithium batteries Housing ensures durability while maintaining an exquisite design. Easy-to-Use Design: Simply press the button to start the fan and release it to stop. The user-friendly interface makes it effortless to control the airflow as desired. : COLOR: Black Material: ABS Battery capacity: 3000mAh Charging time: 2.5h Working voltage: 6-8.4V Theoretical endurance: 4h () Adjustable number of gears: 3 Due to different batches, there may be differences in product appearance and printed text, which will not affect use Package Contents: 1 x Violent fan 1 x Charging cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.