1. Aluminum alloy shell heat dissipation back plate, CNC cutting process, increased heat dissipation area by 150%. 2. Up to 600W Output: This adapter supports for RTX4090 with a maximum output of 600W. It is designed with 2oz copper plating and multi layer boards, effectively dissipating heat and stably transmitting current. Long term use of power output exceeding 600W may cause equipment damage. 3. 180°Turn Design: Connect the power cord and GPU interface, without causing pressure on the GPU graphics card interface, and long-term stable use. 4. Strong Compatibility: Designed specifically for 4090 4080 4070 Ti 3090 Ti graphics cards, please note that the adapter in different directions may be suitable for different graphics card ! Compatibility: Reverse RVS: For example: for Game 4090 OC, for 490 MASTER, for RTX490 GAMING Purchase instructions: Step 1: Confirm the number of pins on the graphics card power interface : Confirm the orientation of the interface Attention: Please pay