Xiaomi X6 Violent Fan 140000RPM Powerful Air Blower Vacuum Dust Cleaner Type-C Charging Strong Winds Brushless Turbo Jet Blowerbr Features:br br 1.140000 RPM turbofan, brushless motor, powerful.br br 2. Strong dust removal, handling a series of debris such as accumulated dust, sand, hair, etc.br br 3. Built in 21700 lithium battery, with long battery life and up to 4 hours of low-frequency use.br br 4. Infinite speed regulation, easy to operate with one hand, two in one switch speed regulation, increasing air volume from small to large, better protecting the motor.