Features: brand new and high quality USB Powered Air Blower Adjust Speed Charcoal Starter Cooking Fan Fire Starter Grill Fan with metal for case. This blower is widely used in wood stove, outdoor bbq and more. The Blower fan powered by USB to save energy and are for 5V 2A Power banks. By variable speed controller enables setting the blower fan’s speed to optimal noise and airflow levels for various applications and noise environment. Package includes 1 set fan and speed control cables. Specifications: Output: for DC 5V 2A Diameter: approx. 5.5cm/2.17in Size: approx. 21.2x7x7cm/8.35x2.76x2.76in Cable length: approx. 135cm/53.15in Package Includes: 1Set x Air Blower note: 1.No retail package. 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!