NeweggFlash offers the refurbished D-Link AC750 802.11ac Wireless Dual Band Cloud Router in White, model no. DIR-817LW/RE, for $19.99 with free shipping. That's the lowest total price we could find for a refurbished model by $5. It features both 2.4GHz and 5GHz bands, up to 750Mbps data transfer rate, and five Ethernet ports. Deal ends September 18.

Note: A 90-day warranty applies, although it's unclear who backs it.