1. High-quality components: This mini fan uses ultra-high-quality high-speed bearings, a CNC metal turbine, a brushless motor, and a hand-wound motor 2. Maximum thrust 600g: Supports continuous speed adjustment, which can be freely to meet your needs, and the thrust can reach up to 600g 3. Multiple protections: machine over-discharge protection, machine short-circuit protection, battery reverse connection protection. You can use it with confidence 4. Uses: air cushion blowing and suction, computer equipment cleaning, industrial dust removal, coal combustion, car blowing and snow removal, film and television studio wind effect production, pet drying and many other uses Battery: 18650 x 4 Capacity: 14.8V 2500mAh x 4 Switch: Push-button stepless speed switch Thrust: Maximum 600g Battery capacity: 10000mAh Wind speed: Maximum 70m/s Maximum power: 420W Charging interface: Type-C Input voltage: 5-24V Input current: Minimum 1.8A Color: Blue Material: ABS Package Contents: 1 * fan 1 * USB 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.