If you need a switch controller charging doc, can confirm this one works: https://www.amazon.com/gp/aw/d/B01MR6JD1M/ref=ya_aw_od_pi?ie=UTF8&psc=1

Can also confirm Valthirian Arc doesn't qualify even though its list price is correct and the promo is advertised on its page. Likely because it's on sale for 13.45.