Ocean Technology via Amazon offers the Unitek 40-watt 5-Port USB Desktop Charging Station in White for $19.99. Coupon code "9PBN9KGX" cuts it to $9.99. Plus, Prime members bag free shipping. (Non-members can check out via Subscribe & Save to bag free shipping.) That's $9 under our March mention and the lowest price we've seen. (It's the best deal today by $13.) Features include five USB charging ports (one with Quick Charge 3.0), a 4.9-foot power cord, and protection against over-heating, over-current, and over-charging. Deal ends July 31.