【Powerful Battery Life】This jet fan features a big capacity 4500mAh battery with stepless speed regulation design. In the low-speed setting at 38,000RPM, it provides a battery life of 120 minutes. The high-speed setting of 80,000RPM, it lasts for 13 minutes. With the included Type-C fast charging cable, it can be fully charged within 3 hours.,【High-Speed Brushless Motor】This compressed air duster features a high-speed brushless motor with a maximum RPM of 80,000, delivering a top wind speed of 14m/s. Its strong and high performance effortlessly deals with surface dust, rain, water and snow.,【Stepless Speed Regulation Design】compressed air blower with the innovative stepless speed regulation function, the fan speed can be seamlessly adjusted from low to high by simply sliding the button upwards, enabling users to effortlessly customize the airflow according to their individual preferences and realize customized cooling experience. The low-speed setting is specifically designed for personal fan use, while the highest speed can even serve as a air duster.,【3 Replaceable Nozzles】To meet your needs in various situations, this jet dryer is equipped with three replaceable nozzles: Short nozzle, Long nozzle, and Flat nozzle. The default attachment on the jet blower is the flat nozzle, and you can easily pull it out to replace it with other nozzles.,【Versatile Usage】This portable air blower comes equipped with three nozzles ,making it suitable for dusting laptops, computers and keyboards, blowing up fires and blowing leaves outdoors, dry human and pet hair, removing dust from car interiors, clearing snow covering cars, blowing rainwater off car rearview mirrors, inflating air mattresses, blowing up balloons, serving as a fan for cooling down, and more.,【Portable and Cost-Efficient】This jet dryer blower boasts a compact design, measuring just 5.9 inches in length, making it convenient for portability. It is reusable, allowing for multiple applications without the need for wasting time on disposable air cans. With just a one-time investment, it caters to your everyday cleaning needs.,【NOTE】To prolong battery life, recommended fully charge before storage