Can be connected to the main console for use in the handheld mode, or shared with friends to enjoy two-player action in supported games Two Joy-Con can be used independently in each hand, or together as one game controller when attached to the Joy-Con grip The versatile Joy-Con offer multiple surprising new ways for players to have fun. Two Joy-Con can be used independently in each hand, or together as one game controller when attached to the Joy-Con grip. They can also attach to the main console for use in handheld mode, or be shared with friends to enjoy two-player action in supported games. Each Joy-Con has a full set of buttons and can act as a standalone controller, and each includes an accelerometer and gyro-sensor, making independent left and right motion control possible.

Nintendo Official Site Joy-Con Color Viewer – Nintendo Official Site

Games come to life through easy-to-use motion controls and HD rumble—advanced vibration features built into each Joy‑Con. Depending on the game, you might use a single Joy‑Con in each hand—or even give the second one to a friend. Both Joy-Con controllers boast an accelerometer and gyro sensor, making independent left and right motion control possible Show your individuality and get creative with your console. Unique Joy-Cons are perfect for not only changing the look of your Nintendo Switch, but also allowing more people to get involved in the fun! Introducing Joy-Con™, controllers that make new kinds of gaming possible, for use with the Nintendo Switch™ system. Joy-Con controllers boast an accelerometer and gyro sensor, making independent left and right motion control possibleOne controller or two, vertical or sideways, motion controls or buttons…Joy‑Con and Nintendo Switch™ give you total gameplay flexibility.