Full-Size Grip & Play While Charging:The big advantage of this switch pro controller is very comfortable to hold because of the full size grip. Larger A, B, X and Y buttons and D-pad keys provide more operating space. This switch controller is compatible with switch and can be charged by plugging into the Official Switch Power adapter via USB C cable.(None battery) Easy-To-Connect Wired Switch Controller: First please open Pro Controller Wired Communication of your switch console. This switch controllers is via USB-C interface to connect console get a great improvement on lag issue, just plug & use without lag. Enjoy your game freely under the handheld model.(please note the buckle place while plug console)