PROGRAMMABLE FUNCTION for NINTENDO SWITCH CONTROLLER The switch controller with 2 back programming buttons, there are two modes, which are single programming or multi-programming. 15 HOURS GAME PLAY TIMEBuilt-in long-lasting battery, actual runtime 15h provided by battery is longer than most other third party controllers, with specifically designed for 2h convenient fast charging. CUSTOMIZE BUTTON MAPPINGWireless pro controller for nintendo switch has 2 back buttons (M1, M2) that can be customized to the other action buttons at the program mode excepte the joystick. ADJUSTABLE VIBRATION MOTORSDual and adjustable vibration motors for nintendo switch pro controllers give you 4-level precise vibration: none, weak, medium and strong on switch games, which puts you in the game with physical feedback. TURBO FUNCTION & MOTION CONTROLSBuilt in 6-axis gyro, pro controller for switch share same turbo function and motion controls with nintendo switch remotes official. It is capable of