This USB port is USB Type A (Old style USB), it is not compatible with the newer style USB Type C cables. For reference see images below of USB Type A and USB Type C male connectors.
Kitaco description:
BEST FOR SUPPLYING MOBILE PHONE !
COMPACT BODY FOR VARIETY OF INSTALLING PLACE.
○USB PORT:2,500mA X 1
○DC5V MAX OUTPUT:2,500mA
○CORD LENGTH:145cm
○USB SUPPLY STAY:φ22.2/φ25.4/φ28.6 HANDLE BAR
○DRIP-PROOF
○LED BUILT-IN(BLUE)
○HANDLE BAR ADJUSTABLE RUBBER INCLUDED
※FOR 12V ONLY
※DO NOT USE WHEN WASHING VEHICLE OR RAIN. USE RUBBER CAP WHEN NOT USED