Amazon
has the W5 PC Stick Intel Atom Z8350 Windows 10 Pro Mini Computer for $140 – $20 off extra coupon (found on product page) = $119.99 with free shipping.

• Measures 3.9″ x 1.5″ x 0.5″.
• Intel Atom x5-Z8350 1.44GHz Quad-Core, 4GB DDR3, 64GB eMMC, built-in 802.11ac, BT 4.2, USB 2.0, USB 3.0, microSD slot, Windows 10 Pro.