Features: This SFX PC case- supports both SFX and FLEX (1U) power supplies. It is not for ATX- power supply. Support fast- data transfer speeds of up to 40Gbps, making it perfect for power users who demand the best-. With its sleek metal and acrylic construction, this compact accessory is both durable and stylish-, ensuring that your workspace- remains- clutter-free while providing the connectivity- you need-. Easy To Install,equipped with SFX and ATX brackets for easy installation of graphics cards, power supplies and docking. With TH3P4G3 Thunderbolt- compatible GPU base dock, you can use the docking station to connect external graphics cards to improve gaming performance-. Specifications: Model: TH3P4G3 Thunderbolt-compatible 3/4 Speed: 40GB Material：Aluminum alloy shell- Size: Mixe Power: ATX/SFX/FLEX/other Thunderbolt-compatible: Max5V 3A Thunderbolt-compatible/PD: Max20V/3A (60W) USB 3.0: Max5V 2A Package Includes: 1 x TH3P4G3 Thunderbolt- compatible GPU base 1 x 0.5meter Thunderbolt-compatible data cable 1 x SFX power bracket and base 1 x ATX power bracket and base 1 SFX/FlEX chassis (excluding GPU) note: Excluding GPU 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.