Jonsbo NC-1 Colorful RGB Light Memory RAM Cooler Heat Sink Radiator for Computer - black Specifications: The top of the memory vest has 256-color automatic change. Made of aluminum-magnesium alloy material and equipped with double-sided thermal conductive silicone grease sheet, heat dissipation efficiency is greatly improved. It is compatible with high and short memory and single and dual chip memory. Only one small 3pin connected to the motherboard can be used for power supply, and memory vests can be connected in series to realize that multiple memory vests occupy only one motherboard power supply port. Item Name: Memory Cooling Vest Material: ABS, Aluminum Magnesium Alloy Features: Color-changing, Large Compatibility, Heat Dissipation Size: 141mm x 43mm x 8.5mm/5.55" x 1.69" x 0.33" (Approx.) Notes: Due to the light and screen setting difference, the item’s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Packag