Multiple Functions: This fan has curing, cooling, and smoke exhaust functions, support 3 level speed regulation, with high speed bearing, 10000r/min speed, and high work efficiency. Front Back Design: Used for cooling and exhaling smoke, front cooling is designed for quick cooling during maintenance, the back exhalation is designed for quick removal of harmful smoke. Large Use Range: The curing and cooling fan can remove smoke from 45 inch away, the cordless design is convenient and portable, making it suitable for a wide range of applications. Battery Powered: The curing cooling fan is powered by a lithium battery with a capacity of 300mAh, ensuring long term and continuous use, convenient to use anytime and anywhere Wide Application: This fan is compact and , convenient to use, widely used in DIY working, soldering, and electronic repair scenarios, effectively cooling and eliminating smoke. Color:As Shown Material:Aluminum Alloy Package Contents: 1 * Cooling fan Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.