Description: Good Compatibility: This heat sink is specially designed for Switch OLED dock to prevent the host from overheating and system failure due to long-term use. Easy to Install: connect to your host base via a USB cable, you can turn on/off the fan at the push of a button. Durable Material: The material of this cooler is ABS. It has a good balance and is not easily damaged. Portable: It is portable so you can easily connect it to you host base, help cooling your device, improve you game experience. Powerful Heat Dissipation Effect: The built-in fan provides strong ventilation performance, which can quickly, effectively and quietly reduce the temperature of the console dock. Specification: Material: ABS Plastic Size Chart: 8.7x3.7x15cm Package Includes: 1 Piece Cooling Fan 1 Piece Manuel 1 Piece Charging Cable Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!