[Adjustable 3 Speed Modes] The air duster features an upgraded 51000 RPM motor that delivers powerful airflow for deep cleaning. Press and hold the power button for 3 seconds to turn on, then click the button to switch between 3 airflow modes (33000 RPM, 38000 RPM, 51000 RPM) for cleaning various devices, effectively removing dust from hard-to-reach areas.[Rechargeable Battery and Fast Charging] This cordless dust blower has a built-in 6000mAh battery, providing 20-30 minutes of continuous runtime. Equipped with a USB-C fast charging cable, it fully charges in 3-4 hours (indicator light turns solid green when fully charged). It can be charged via computer, power bank, car charger, or adapter.[Multiple Uses] The air duster comes with 5 interchangeable nozzles to meet different cleaning needs. Ideal for removing dust from computer cases, keyboards, cars, fans, and windows. The nozzle can also be used to inflate items such as swimming rings, yoga balls, boats, air mattresses, and inflatable toys.[LED Lights & Cordless Design] LED lights automatically illuminate when the device is turned on, helping you see and clean dark or narrow spaces. Designed with an ergonomic shape and cordless convenience, it is compact, lightweight, comfortable to hold, and easy to carry.[Environmental Protection and Energy Saving] Unlike canned compressed air, this cordless air duster produces no chemicals, liquids, or frost during operation, making it safe for electronics and environmentally friendly. It is reusable, helping reduce waste and save money over time.Lifetime Warranty: This product includes a lifetime warranty. If you have any questions, please contact customer service directly. Do not operate the air duster while charging. Use only the provided A-C charging cable; do not use a C-C cable.