Turn your existing controller for Switch Pro into a professional eSport elite controller. Only compatible with Nintendo Switch Pro Controller, NOT fit for other model controllers 4 Ergonomic programable anti-slip back buttons attachment added Maximum of 18 buttons can be assigned to the back buttons High hands-on skills are required, soldering is optional Get the installation video guide on You Tube by searching " RISE4 Remap Kit for Nintendo Switch Pro Controller" or "orSQlZBtHyw" Compatible with eXtrmeRate DTFS Led Kit V2 and Clicky Hair Trigger Kit for Nintendo Switch Pro controller