To sync a Nintendo Switch controller, you'll need to go into the "Change Grip/Order" menu on your console. There, you can add up to eight controllers.
You can charge a Nintendo Switch Joy-Con controller by attaching it to the console while it's connected to power, or through a charging grip.
The 8BitDo Ultimate 2 Bluetooth Controller for Nintendo Switch 2, Switch, and PC is on sale for $60 (was $70) at Amazon ahead ...