TRIGGER Features Strong and durable: made of metal and ABS material to ensure maximum strength and durability for long lasting usage. Easy installation: Easy to install,assemble and remove with great convenience. Great performace: High performance and it makes you more powerful for playing. With a tighten clasp, mobile game controllers are more stable on your phone, which will help you enjoy a better game experience. No Power supply and driver needed, easy to use and high precision, increase your game score. Description Material: Metal ABS. Size: 70mm*53mm*26mm.support for 4.7-6.5-inch screen phone. Color Transparent. Notes: Due to the light and resolutions setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package included: 2 * Mobile game button.