View on LOZ Suggested Retail: $165.99. Geek Aire Rechargeable Outdoor High Velocity Floor Fan,16'' Portable 15000mAh Battery Operated Fan with Metal Blade for Garage Barn Gym Camp, Run All Day Cordless Industrial Fan,USB Output for Phone. Geek Aire 16'' Rechargeable Outdoor Fan is driven by a 15000mAh large battery which takes 2.5-3 hours to be fully charged. It can run 2 - 18 hours, which is enough to support one day of cooling. In addition, with its power bank function, you can charge your digital devices. This battery powered fan possesses an adjustable 120°tilt head which directs movement more precisely to focus air flow where air is needed. Furthermore, unique metal fan blade design combines with powerful brush-less DC motor to provide max 2500 CFM high performance air flow and durable function.It can move a lot of air, ideal for use in a garage, warehouse, workshop, gym and outdoors.. 7 CALENDAR DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.