GeekAire CF 3 is a new generation utility rechargeable fan with impressive performance. The 10 in. metal fan blade and powerful brushless DC motor deliver high performance airflow of up to 1300 CFM, which is comparable to a AC power 10 in. high velocity fan. It is designed in IPX4 standard for outdoor condition; you can use it in outdoor scenarios like job site, camping, fishing, sporting and party etc.