This cordless jet fan is designed to quickly and efficiently clear dust and debris from RC cars, office equipment, and more. It features a high-speed brushless motor with four gear wind speeds and a built-in rechargeable 1100mAh LiPo battery providing up to 4 hours of run time. Its compact size and metal tech design make it easy to handle, while its low-noise operation ensures minimal disruption. The fan also includes an emergency light for added convenience. Whether you need to quickly de-dust your car's interior and exterior, cool down on a hot day, or clean your office equipment, this cordless jet fan has got you covered.