Improve your performance on your shooting games with the Turbo Fire Mobile Phone Gaming Trigger. They are a pair of trigger controls with a cooling unit in the middle made from a combination of ABS and alloy that attaches directly to your phone and acts as an interface to the controls on the screen. It is compact as to not disrupt your viewing and it is lightweight. The silicone-coated contact pads ensure that it does not scratch your phone. All-in-all, it is durable, lightweight, and efficient.