Features: The case- for TH3P4G3 Thunderboltcompatible GPU dock, supportATX,SFXandFLEX power supply.Please note when you useFLEX power supply, you need to buy the accessory ofSFX toFLEX at the same time. With cooling fans, large area heat dissipation semipermeable material for better heat dissipation The case-is a metal frame, strong and stable; Support OLED display. The 2 side of plate is acrylic material, you can see the device inside through the acrylic. Please tear up the protectionfilm on the acrylic before use it Specifications: Model: TH3P4G3 ATX Size: approx 366x182x160mm/14.41x7.16x6.3ines Weight: 1500g/52.9oz Interface: THunderbolt3/4 Speed: 40Gbps Daisy-chain: support Power supply: support ATX/SFX/FLEX- Graphics card size: limited to 34cm in length, 16cm in height, 70mm in width Other functions: USB3.1 PD-charging: supports Max20V3A@60W USB function: USB/Type-C: 5V3A Package Includes: 1Set x TH3P4G3 ATX Metal Case- Support PWM Cooling Fans - (not include GPU dock) note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.