2-IN-1 Mobile Game Controller - Mobile game controller combines with game trigger, phone cooling fan into one. Multiple functional. Silent Cooling Fan - The cooling fan has two silicone mats on the edge of the cooler which firmly hold the phone so that the phone won't fall off and get scratched. This mobile phone game heater is rechargeable type and has no battery. Comfortable Gaming Experience - With no non-slip grip, familiar ergonomic console layout and pressure-sensitive buttons, you can simultaneously move, turn, aim and shoot easily, your fingers won't feel tired even after long periods of play. extended - Suitable for all mobile phone models. Such as Android iOS phone. Suitable for a variety of shooting games, such as PUBG Mobile, Rules of Survival, Survivor Royale, Critical Ops, etc. As long as the game allows to customize and slide the keys. Best Gift - This game trigger is the good choice for adult boys girls game partners present, and it can also be used as Christmas, Halloween, Easter, birthday gifts, holiday gifts, etc.