Features: The MR 1152N Variable Frequency Drive Controller is a must for DIY enthusiasts enhancing their computer systems with precise control and efficiency. This durbility controller ensures durability and reliabled performances for your customzing PC projects. For who enjoys building or upgrading their own computers. Perfectly for home offices, gaming setups, or any computer project where precise control over system components is desired. This versatiled component essential addition for those want to optimize their computer performances. Specifications: Model：MR 1152N Item: Variable Frequency Drive Controller Module： PCB Package Includes: 1PC MR 1152N Variable Frequency Drive Controller note: Due to problems of lighting effect there will be certain tolerances in product, please understand. Please allow 0-1cm error due to manual measurement.