SUITABLE FOR PHONES WITH 4.5-6.5 INCH MAX WIDTH OF 3.35 INCH: These Mobile game PUBG triggers support almost games on Android or IOS phone, and our mobile game triggers are perfectly compatible for shooting games including PUBG, Rules of Survival, Knives Out, Survivor Royale, Critical Ops, etc. IDEAL FOR HARDCORE PLAYERS: PUBG Mobile/ Call Of Duty Mobile/ Critical Ops/ Rules of Survival/ Knives Out/ Cross Fire/ Terminator 2 Judgment Day/ Survivor Royale Gaming. As long as the game allows customize and drag the keys. ERGONOMIC AND SECURED GAME CONTROLLER FOR YOUR PHONE - it is specially designed for mobile shooting games and extends your phone into a traditional Xbox or PS controller, more comfortable for big hands.