1.[Clip-on Mobile Game Trigger] Our gaming controller features a unique clip-on design for shooting games on iPhone & Android phone, such as PUBG, Out, Rules of Survival, Critical Ops, etc. 2.[Ergonomic Design] The buttons of this pubg triggers are made of ABS and zinc alloy. High-density conductive rubber and alloy buttons ensure speedy and sensitive response. Improve the skills of the game feel and avoid operational errors. 3.[4 Triggers & 6 Fingers Operation] Easy to use, no need for power and drive. Playing mobile game with six fingers to push, rotate, aim and shoot at the same time and say goodbye to finger numbness. Lets you into an impressive smooth gaming experience. 4.[Preventing Accidental Touch] The gamer triggers with notch design, the space of the notches will allow you to avoid accidentally touching the keys on the side of the phone while playing, and soft silicone pad will also prevent the side bezel from scratching.