Upgrade Air Dust Blower: The compressed air duster provides more powerful wind power, up to 51000 RPM, and provides super strong air flow for deep cleaning. Long Press to start the power, you can switch one air flow modes (51000 RPM) for different equipment cleaning, so that there is no place for dust to stay. Economical & Energy Efficient: Compared with compressed air can, our cordless air duster do not produce chemicals, liquids or ice during the cleaning process. It protects your electronics from liquids. The air blower be used multiple times, it saves you money and protects the environment. Portable & Safe Protection: The product size of 14.22 x 6.35 x 18.79cm and the product weight of 0.38kg, make it easy to use the electric dust blower. We have added safety protection functions (over current, over voltage, over charge, short circuit) to make it safer to use. Multiple Uses: The compressed air is equipped with 2 sets of nozzles to meet different needs. It is suitable for dust remov