Short Description: Model AK03 Built-in battery Cooler: 400mAh Trigger: 50mAh Maximum supported thickness 11m Maximum supported width 67-88mm Charging Voltage 3.7V Product Description: 1. 2 IN 1 Design: With 3 Gear adjustable Cooler, and it can be used separately from the Joystick, supports several approaches. 2. Simple Operation: Using the mobile controller, you can use your index finger to press the button to move, rotate, aim and shoot at the same time, thereby eliminating the trouble of performing all operations with your thumb. 3. Improve Gaming Experience: The cooler is with RGB Light, improve your gaming experience to help you become an expert in gaming. 4. Long Battery Life: Low power consumption, long endurance. What’s in the box: 1* black color MEMO AK03 2 in 1 Gaming Controller 1* Micro Charging Cable Weight: 0.2 SKU: 220429104855