Teada via Amazon offers the
Snowkids USB-C to Micro USB Adapter 4-Pack in Grey/Silver for $7.99. Coupon code "WBSE73K3" cuts it to
$4.95. Plus, Prime members bag
free shipping. That's $35 off and tied with last month's mention as the lowest price we could find. It supports transfer speeds of up 5Gbp/s.