ZeroLemonDirect via Amazon has ZeroLemon 25.5W 3-Port USB Car Charger (Blue) for $15.99 - $12 w/ promotional codeUFR7E4UQ = $3.99. Shipping is free with Prime or if you spend $49 or more.
For promotion code to apply properly, item must be sold by ZeroLemonDirect and fulfilled by Amazon. If you do not see this seller, you will need to click on the link under "Other Sellers on Amazon" on the right side of the page and add the one directly from ZeroLemonDirect seller and fulfilled by Amazon.