Features 1、Powerful Performance: The dryer blower is equipped with a high performance 130,000 RPM motor, delivering peak wind speeds exceeding 52m/s (comparable to a super typhoon at ≥51.0m/s). With just a press of a button, users can easily switch between four different wind speeds, ensuring a strong airflow for effective dust removal. 2、Energy Efficient And Low Noise: This compressed air duster boasts low energy consumption and minimal noise levels while maintaining a powerful airflow, providing a comfortable and quiet user experience. 3、USB C Charging Design: The compact electric air duster serves as a versatile alternative to canned air, featuring USB C charging capability for convenience. The built in 4000mAh battery allows for continuous operating at maximum speed for 20‑30 minutes before requiring a recharge. 4、Wide Application: Specifically designed for cleaning various spaces, the portable air blower can also be used for inflating items such as swim rings, bounce houses, yoga balls, and more. Whether in homes, offices, or cars, this portable and lightweight device is an ideal solution for dust removal. 5、Secure: With temperature guard, current guard, and short circuit guard built into the battery, users can enjoy the peace of mind of safe charging. The car dryer air blower helps guard electronic devices from liquid damage and promotes energy efficiency. Specification 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 Package List 1 x Portable Air Blower 1 x USB Cable 1 x Storage Bag 1 x Manual