The product is a pair of trigger buttons for mobile phone game. They are and targeting buttons on the mobile or tablet game its will help you shoot faster that assist you to become the winner. High buttons, help get higher scores in the game. Features - Color: Silver. - Material: Copper, silicone. - Size: 1.00X1.00X0.95cm/0.39X0.39X0.37in - Made of high-grade silicone and copper materials, it is durable and practical to use. - It is universal for both mobile phones and tablets, and can bring you much convenience in the gaming process. - It is easy to install and detach, and the silicone suction cup design will not damage your phone screen. - They are necessities for playing games, with them, you can enjoy the smooth game operation. - With high sensitivity and flexibility, it will help you to operate more smoothly and quickly in the game. Package list: 4 x pairs of phone game joysticks