Altman via Amazon offers the Fylina Rechargeable USB Mini Clip On Fan in Black for $21.95. Coupon code "SKNEG3J4" cuts it to $12.99. With free shipping for Prime members, that's the lowest price we could find by $4. This 5" fan is powered by USB or the included 2,600mAh rechargeable battery and features three speeds and 360-degree rotation. Deal ends March 31.