Dear Customer,
The RGB of the fan and panel can be connected directly to your motherboard's 5v, 3-pin digital RGB slot.
And then you can control the RGB color with the software of your motherboard.
Or you can use the controller BPTA-DRGBMFC-V2. Here is the link.
https://shop.bitspower.com/index.php?route=product/product&path=4_5&product_id=7822
If you have any questions, feel free to contact us.