3 in 1 Multifunctional The 2UUL DA98 fan combines extracting, cooling, and lighting functions, making it ideal for phone repairs and maintenance tasks. Enhanced Efficiency with 3S Cooling Featuring 3S cooling technology, this fan significantly improves work efficiency during repairs by quickly dissipating heat from devices. User Friendly Controls Enjoy convenient operations with button shutdown, two gear timing, three speed settings, and power display for control during use. Portable and Wireless Design Compact and light weight at just 340g, this fan a 1200mAh rechargeable battery for cordless use, perfect for on the go repair professional. High Specifications With a maximums speed of 6500rpm and USB charging capability, this fan delivers powerful airflows for effective and cooling.