Mini Turbo Jet Fan 140000Rpm Brushless Motor Handheld Duct Fan 52M/S Portable Turbo Fan Type-C Charging With Power Display Compu Mini turbo jet fan 140000rpm brushle motor handheld duct fan 52m/s portable turbo fan type-c charging with power display compufeature:1. High-quality bearings and blades: this product features top-of-the-line high-speed bearings and 13 stainle steel blades, All cnc-machined. They generate preure and speed of over 52 meters per second, Ensuring powerful airflow.2. Long-lasting battery life: equipped with two 21700 type high-capacity batteries (each with a capacity of 4000mah), This product offers a durable and long-lasting battery life. The battery level is visible at all times, Allowing for easy monitoring.3. Convenient charging: with a type-c charging interface, This product supports 15w pd/qc fast charging, Ensuring efficient and quick charging times.4. Infinite speed control: this product supports seamle speed adjustment, Allowing users to choose the desired wind intensity according to their preferences.5. Powerful brushle motor: the built-in brushle motor is robust and can reach a maximum speed of 140,000 rpm. It guarantees efficient and effective airflow. Additionally, The product is equipped with a 30a current regulator for stability and control.Specification:certification: ceorigin: mainland type: turbo blowerpower source: batterymotor type: brushleshell material: absbattery capacity: 2*4000mah power batteryproduct size: about 170.00x130.00x35.00mmproduct size: 6.69x5.12x1.38inchapplication scenarios:industrial dust blowing, Computer keyboard cleaning, Outdoor camping carpet cleaning, Car/motorcycle cleaning, Etc.Note:due to the different monitor and light effect, The actual color of the item might be slightly different from the color showed on the pictures. Thank you!please allow 1-2cm measuring deviation due to manual measurement.