Surge Pro Store via Amazon offers the Ntonpower WiFi Smart Plug Outlet in White for $17.99. Coupon code "ZO85T3YA" cuts that to $12.95. Plus, Prime members receive free shipping. That's the lowest price we could find for such a plug shipped from the U.S. by a buck. It can be controlled via smartphone or Amazon Alexa devices. Deal ends November 15.

Don't need it soon? Directimports1899 via eBay offers a similar plug for $10.26 with free shipping. It ships from China and may take up to eight weeks to arrive.