https://www.amazon.com/gp/aw/d/B094Z7PBLS?psc=1&ref=ppx_pop_mob_b_asin_title
This one works great.
Forscan themselves recommend this one: https://www.amazon.com/OBDLink-EX-FORScan-OBD-Adapter/dp/B081VQVD3F and this one: https://www.amazon.com/dp/B094Z7PBLS
I have the OBDLink and it's been solid.