Features [Powerful]: Experience the power of our dryer blowers with an advanced 130,000 RPM motor that produces peak air speeds of over 52m/s - comparable to a super typhoon. Easily switch between four air speeds at the touch of a button for optimal dust removal and airflow. [Energy Saving & Quiet]: Designed with efficiency in mind, this compressed air cleaner minimises energy consumption while ensuring powerful airflow. Enjoy quiet operation, allowing you to clean without disturbing the environment. [Convenient Charging]: Bye-bye canned air! Our compact electric air cleaner features a powerful 4000mAh built-in battery allowing you to run continuously at maximum speed for 20-30 minutes on a full power. [Versatile Cleaning Power]: This portable air blower is great for cleaning dust in your home, office, and car, and can also be used for inflatable swimming rings, bouncy castles, yoga balls, and more. Lightweight and easy to use, it is the ultimate solution for all your cleaning needs. [Safety First]: Our car dryer blowers are equipped with multiple safety features including temperature, current and short circuit protection to ensure safe charging and operation. Protect your electronics from liquid damage while promoting energy efficiency for peace of mind. Spec: Item Type: Portable Air Blower Material: ABS Gears: 4 Gears Adjustment Motor Speed: 130000 RPM Working Time: 4 Hours (1st Gear) Maximum Wind Speed: 52 M/S Battery: Lithium Polymer Battery x 1, Capacity 4000mAh (Included) Working Voltage: 6-8.4V Charging Time: > 2.5 Hours How to Use: Follow the instructions manual. packing list: 1 x Portable Air Blower 1 x USB Cable 1 x Storage Bag 1 x Manual Package List 1 x Portable Air Blower 1 x USB Cable 1 x Storage Bag 1 x Manual