1. Strong compatibility: This 12VHPWR 450W 12+4PIN PCI-E 5.0 steering head is designed specifically for RTX 4090 4080 4070 Ti 3090 Ti graphics cards. Please note that the graphics card applicable to the adapters in different directions may be different! 2. Up to 450W Output: This adapter supports for RTX4090 with a maximum output of 450W. Long term use of power output exceeding 450W may cause equipment damage. 3. 180turn design: Connect the power cord and GPU interface, without causing pressure on the GPU graphics card interface, and long-term stable use. 4. High Quality Material: ABS rubber shell, PCB board, all copper tin plated, with good conductivity, high fire resistance rating, anti-aging, easy to plug and unplug, thickened and thick copper foil to the stability of high-power. 5. Warm Tips: Please that the adapter is fully inserted into the GPU and there should be no space. It is not recommended to use graphics cards with overclocking power consumption higher than 450W; Please that the power cord connector is fully inserted into the adapter (bending from 35mm of the connector) to avoid the connector not being fully inserted due to excessive bending angle of the power cord. Interface:16Pin (12+4PIN) male and female connectors Power:450W Function:Connect the graphics card power supply to a 90 degree turn, decorate the graphics card power wiring, reduce the height of the power cord, and use this adapter to easily cover the side panel Selection instructions: Step 1: Confirm the number of pins on the graphics card power interface : Confirm the orientation of the interface Attention: Please pay attention to the direction of the GPU connector before purchasing Kind reminder: This connector is 16Pin (12+4PIN) Direction:Forward STD Colour:White Material:ABS+PCB+tinned copper Size:37x28x26.2mm Package Contents: 1 * Power Supply Connector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.