FRIZCOL 12000mAh 8 Inch Portable Clip On Fan Rechargeable, Battery Operated Desk Fan, Camping Fans with lights and Remote, USB Fans Sturdy Clamp for Golf Cart Desk Office Stroller Bedroom Tent

https://www.amazon.com/dp/B0BPSS9FNDref=ppx_pop_mob_ap_share FRIZCOL 12000mAh 8 Inch Portable...This has helped me tremendously..I have a cigarette outlet and let it charge thru out the day with USB-C capability. Disconnect when walking loops.The vornado blows just straight heat. This fan works perfectly combined with the default fan post office gives us.Three blowing fan options. I place it up on the top left side of the vehicle so it works in conjunction with the fan. Hope this helps guys.