GeekBuying via Amazon offers the Tronsmart Quick Charge 2.0 42-watt 3-Port Wall Travel Charger for $19.49. Coupon code "3USBWALL" cuts it to $9.49. Plus, Prime members receive free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, it adds $6.29.) That's $3 under our mention from last September and the lowest total price we could find by $5. It includes a 6-foot microUSB cable.