The Hyperkin “Kitter” Controller Attachment for Switch Joy-Con is the purr-fect charging companion to take on the go! This kitten has secure and easy to slide in rails, an internal battery that charges your Joy-Cons while you are playing, and two status indicators (battery life and player number) on its face. Once done playing with your new pet, plug in the included 4 ft. Type-C charge cable to recharge its battery. Use the stored power to charge your Joy-Cons anywhere! Give your Kitter a smile with Hyperkin (3 kitten smile stickers included).