Joy-Con is a mix-and-match controller for the Nintendo Switch. The Nintendo Switch Lite doesn't have any Joy-Cons. The Nintendo Switch OLED has glacier-white Joy-Cons. Joy-Cons are known for 'drifting'. There is special alternative to the Joy-Con that can be used in Pokemon: Let's Go Pikachu! or Pokemon: Let's Go Eevee! called Pokeball Plus.
Experience the immersive world of the Legend of Zelda: skyward Sword HD, with this set of specially-designed Joy-Con controllers. The right Joy-Con
Nintendo Joy-Con (L)/(R) - The Legend of Zelda: Skyward Sword HD Edition - Switch
Joy-Con - Wikipedia
Joy-Con - NintendoWiki
Joy-Con, Nintendo Wiki
Nintendo Switch - SmashPedia
Joy-Con, Smashpedia
Joy-Con Controller, Nintendo
Every Nintendo Switch Joy-Con Controller
Joy-Con, Wikitendo Wiki