Product description: Compatible devices and games: compatible with smartphones of different sizes, with touch screens.For samsung/Lumia/ huawei/HTC etc, as long as the phone is 6.5 inches long.Games: just like two weeks of mobile games/survival rules/royal survivors/blades /PUBG, as long as the game allows customization and drag and drop of the keys. The GamePad + trigger GamePad is designed for better visualization and management, which lets you play on your phone for a long time without squeezing your hand or wrist.High density rubber wire and alloy buttons ensure fast and sensitive reaction.You can play with four fingers and move while shooting.Easier to aim and shoot at targets. The silent ventilator gives you the best balance between silence and performance.Don't worry about your phone overheating after playing for too long.Stay calm and have a good time. How to use: 1. Start your game and click controlpersonalise. 2. Move the burner and target under the touch button of the game controller. Keep your Settings.Put the phone on the gamepad.5.Beat the whole game.