AINOPE US via Amazon [amazon.com]
has 4-Port AINOPE 60W QC 3.0 Family Car Charger
Adapter for $19.99 - $3 off when you clip the coupon on the product page - $7 off when you apply promo code ZVPU3CGZ
at checkout = $9.99. Shipping is free
with Prime or on orders of $25 or more.