【Electronic Air Duster】The dust blower has 3 speed mode, long press for 3 seconds to turn on and off. Click once to switch to different gears, which can meet your different needs of cleaning intensity. At the same time the cordless dust blower also has an LED light display, it will always be on when working, allowing you to easily clean dark corners. | 【Reusable&Eco-Friendly】The rechargeable air dusters can replace canned air compressed for repeated charging and using. The electric dusters can be used for many years and has no pollution gas, more energy-efficient and environmentally than constantly buying canned air in the long run. And this air blower does not appear like a compressed air cans with liquid or ice formation during the cleaning, it protects your electronics from liquids. | 【Multi-purpose】The air duster kit is equipped with 5 kinds of nozzles and 3 different brushes. This is more than an ordinary keyboard cleaner, it is multifunctional and completely suitable for multi-scene cleaning. It is suitable for cleaning computers, printers, fans, windowsill, sofas, etc. The pressurized nozzle can also be used for inflatable. | 【Powerful Deep Cleaning】Our air blow duster have a pneumatic maximum speed of 51000rpm and a blowing force of 7.2kpa (when the blowers are at full power), which can produce super strong airflow ,easily blowing away trapped dust and debris from pc, laptops, keyboards, air conditioners and so on. | 【Portable&USB charging】This air duster is very light,you can easily and effectively take it anywhere, anytime to do cleaning work without any hassle or burden.The cordless air duster adopts USB-type C design, which can be connected to usb charger, adapter, laptop, power bank for charging. In order to shorten the charging time, the 5 V/2A adapter is the best choice. It gets fully charged in only 3.5 hours to operate for up to 30 minutes at a stretch.