Bitspower Nebula VGA Water Block for ASUS ROG Strix and TUF Gaming GeForce RTX 4090 series, designed for the ASUS ROG Strix and TUF Gaming GeForce RTX 4090 series graphic cards, has been specifically engineered to provide the best temperature control while also keeping the aesthetic elegance that Bitspower is known for. Covering the full length of the card, the water block is layered with a nickel and chromium plated copper base plate that is meticulously carved to allocate the most contact over the GPU and VRM area. Moreover, the water block is covered by an acrylic top layer equipped with a Bitspower Digital RGB LED strip that is sure to make your system look amazing. Bitspower Nebula VGA Water Block for ASUS ROG Strix and TUF Gaming GeForce RTX 4090 series is sure to become the center of attention of your case with bright LEDs that are certified by ASUS AURA Sync, GIGABYTE RGB Fusion 2.0, MSI Mystic Light Sync, ASRock Polychrome, BIOSTAR VIVID LED DJ and Razer Chroma. Thread : G1/4\" x 4 LED Color : Digital RGB LED Strip Management By Bitspower Digital RGB And Certified By ASUS AURA Sync, GIGABYTE RGB Fusion, MSI Mystic Light Sync, ASRock Polychrome, BIOSTAR VIVID LED DJ and Razer Chroma. Included : 1set VGA Water Block for ASUS ROG Strix and TUF Gaming GeForce RTX 4090 series 1set of Mounting Screws/Accessories Dimension(LxWxH) : 222x160.3x27.1 MM