It looks like HRP motors put together a package of european spec turn signals and tail light assembplies and all the parts to make the setup work on bikes not sold with those original parts.
See the info below:
From the site:
“Ok guys so we got the full swap for your US monkey bike models ! This set contains rear tail light + rear turn signals and front turn signals + led relay !! This kit is OEM from Honda factory in Thailand !! Please pay attention during high demand items will be shipped out within 10 days !! Lots of extras needed here for the lights swap ! Price is 459.99$ for complete set !!
You will get every thing you might need beside the Oem bolts that you will need to remove from your old setup.”