YIHunion via Amazon offers the YIHunion Mini Handheld Rechargeable USB Fan in Green for $12.99. Coupon code "ZGH6864Z" knocks it to $9.09. With free shipping via Prime, that's tied with our mention from June and the lowest price we could find by $5. It features four adjustable speed levels, a removable base, and rechargeable battery. Deal ends October 31.