CPU Block?This is computer CPU 0.3 micro channel water cooling head , it's a water cooling block for AM2 , AM2+ , AM3 , AM3+ , AM4 , FM2+ CPU to maximize the performance of the CPU processor High Quality?Red copper at the bottom , and the is chrome plated to prevent oxidation without affecting performance. Top cover is transparent Acrylic , and the buckle holder is made of stainless steel Efficient Cooling?Perfectly fit the CPU , the water area is large , thus to carry more heat from the CPU quickly. Effectively remove heat from the CPU , thereby lowering the temperature Water Cooler CPU?AMD transparent jet water block , a transparent chamber shows off your coolant and enhances RGB lighting Unique Design?The height of the copper base is 3 mm. High performance copper base, processed with anti-oxidization technology. And it has micro water channel