There are a couple of issues with the Joy Con’s firstly the left Joy Con’s SL/SR buttons don’t function and the right Joy Con has a bit of a sticky rubber thumb grip other than that they both work fine importantly without any stick drift.
Nintendo Switch Console V1 - 32GB - Grey Console
Nintendo Switch Console V1 - XAJ700 Serial - With Joy-Cons & Dock
Nintendo Switch Console V1 Neon Red/Blue 32GB with charger
Nintendo Switch Console V1 (Black)