Adjustable 3 speed modes : The air duster is equipped with an upgraded 51000 RPM motor, which provides airflow for deep cleaning. Press 3 seconds and hold the power on, click the button, you can switch 3 airflow modes (33000 RPM, 38000 RPM, 51000 RPM) for different equipment cleaning, so that dust has nowhere to stay Rechargeable battery and fast charging : The cordless dust collector has a built-in 6000mAh battery, which can run continuously for 20 to 30 minutes. Comes with USB-C fast charging cable, fully charged within 3 to 4 hours (green light is always on : fully charged), can be charged by computer, mobile power supply, car charger, adapter Multiple uses : Compressed air comes with 5 sets of nozzles.Suitable for dust removal of computer cases, keyboards, cars, fans, lily windows, etc LED Lights and cordless design : LED lights automatically illuminate when turned on electric air duster, allowing you to easily clean up dark corners, bringing great convenience to your cleaning.With its ergonomic shape and cordless design, it's small, lightweight, comfortable to hold, and easy to carry around Reusable air duster : This electric dust blower is not only reusable, but also do not produce liquids or ice during the cleaning process，protects your electronics