This jet fan is simple in design, reasonable in structure, and powerful in performance. Powered by a brushless direct current high-speed motor with strong power, the maximum output speed is up to 130,000 RPM, which produces a strong wind speed of up to 52 meters per second, no burnout for long loads. 3 gears of speeds adjustable, and you can adjust it according to the use demand. Suitable for carbon fire blowing, industrial dust blowing, soot blowing, keyboard cleaning, car and motorcycle cleaning, car center console cleaning, car crevice cleaning, foot mat crumb cleaning, picnic garbage cleaning, etc. Features: Compact Structure: Cordless handheld fan is small and exquisite, compact and lightweight, and can be easily carried, with better utility and wider application scenarios and customized for tight spaces. Premium Material: This fan is simple in design, reasonable in structure, and powerful in performance. Made of ABS and silicone, fire and heat resistant, wear and corrosion resistant, with a long service lifespan. Brushless Motor & 130,000RPM High Speed: The fan is powered by a brushless direct current high-speed motor with strong power, the maximum output speed is up to 130,000 RPM, which produces a strong wind speed of up to 52 meters per second, no burnout for long loads. 3-speed Control & Infinitely Variable Speed: 3 gears of speeds adjustable, and you can adjust it according to the use demand. Eeasy and convenient to operate, greatly improving your cleaning efficiency. Multi-functional Design: It is a versatile cleaning tool for home, car, and office, suitable for cleaning car/home/office/seam corners, as well as quickly inflating various aircushions. Built-in Lithium Battery: Built-in 2pcs 21700 high-capacity lithium batteries(the capacity of a single battery is 3000mAh),, the theoretical duration (first gear) up to 4 hours, longer endurance. Wide Applications: Suitable for carbon fire blowing, industrial dust blowing, soot blowing, keyboard cleaning, car and motorcycle cleaning, car center console cleaning, car crevice cleaning, foot mat crumb cleaning, picnic garbage cleaning, etc. Specifications: Name: Jet Fan Material: plastics+metal Battery: 2 * 33C 3000mAh 21700 battery (included) Charging interface: USB Charging time: 2.5h Voltage: 6-8.4V Wind speed: 52 meters per second, 130,000 revolutions per minute, the wind can reach 16 levels 56m/s Motor: high-speed brushless motor Gear: three gears adjustable Uses: dust blowing, combustion, inflatable Item size: 143 * 93 * 39mm / 5.63 * 3.66 * 1.54in Item weight: 306.5g / 10.81ounce Package size: 180 * 130 * 50mm / 7.09 * 5.12 * 1.97in Package weight: 487g / 17.18ounce Packing List: 1 * Jet Fan 1 * USB Cable 1 * Guideline