Feature: 1. Multiple Functions: This fan has UV curing, cooling, and smoke exhaust functions, support 3 level speed regulation, with dual high speed bearing, 10000r/min speed, and high work efficiency. 2. 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. 3. Large Use Range: The UV curing and cooling fan can remove smoke from 4‑5 inch away, the cordless design is convenient and portable, making it suitable for a wide range of applications. 4. 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. 5. Wide Application: This fan is compact and lightweight, convenient to use, widely used in DIY working, soldering, and electronic repair scenarios, effectively cooling and eliminating smoke. Specification: Item Type: Cooling and Curing Fan Function: UV Curing, Cooling, Smoke Exhaust Power: 5W Battery: 1 x 300mAh Lithium Battery (Built in). Package List: 1 x Cooling Fan1 Pack Accessories