1.Durable Material: The mining case is made of high quality aluminium alloy material. It has been tested in a real 24/7 mining environment. Strong, Durable and Available for Repeated Addition. Fully Protecting GPU and other Devices. | 2.Excellent Heat Dissipation: Open-Air design for Fast heat dissipation and cooling, Widebody cooling design greatly increases the distance between the graphics card to ensure a good cooling effect There is enough space between the cards to allow airflow. | 3.Flexible Construction: Stackable open-air design for any type of GPU scrypt mining tools, such as bitcoin ASICs, Litecoin, Dogleg, Earthcoin etc. | 4.Easy to Install: Easy installation within 20 minute. Keep all cables clean and organized, along with everything in your mining machine. | 5.Guarantee: Online support 7 *24 hours. 1 Year Warranty and 30-Day Return Guarantee.