Features: With 4 speed from 35000 to 100000RPM, this electric air duster provides powerful airflows for efficient, deep cleaning of computer keyboards and air filters. It saves power and time while ensuring dust removal, making it a superior alternative to compressed air cans and keyboards cleaners. This compressed air duster is easy and convenient to operate. Long press button for turn on, short pressing on the switching button between three different air speeds to suit various needs. Additionally, the air blower features a high-speed: simply hold down the high-speed button, and it stops when released. With 3300mAh rechargeable battery, this cordless blower delivers up to 120 minutes of continuous use and fully charges in just 2-3 hours with the included USB C fast charging cable. Notably, the upgraded air blower features a circuit protective design, ensuring safe use. (Note: please wait for the temperature to drop before charging after use, which is convenient for the next use.)This portable cordless jet blower is perfect for travel, capable of inflating camping bed assisting with outdoor cooking, or serving as a 100000RPM after swimming. Specifications: Component:ABS Color:White/Gray Size:Approx.7.2x12.8cm/2.83x5.03inch Package Includes: 1Pc Air Duster note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.