AutleyDirect via Amazon offers its Autley Wireless Vertical Optical Mouse in Black for $15.99. Coupon code "UJNYK78D" cuts that to $10.99. Plus, Prime members bag free shipping. That's $29 off list, tied with our July mention, and the lowest price we could find. It features three DPI settings and a rechargeable 650mA lithium-ion battery. Deal ends September 25.