Features: High performances DC12V blower delivers powerful 48CFM airflows with durability ball bearings, ideal for server cooling, printers, and outdoor grilling applications. Features 4wire interfaces (red/yellow/blue/black) for polarity, speed monitoring, and adjustable speed control, complemented by a 41cm PVC coated cable and light plastic housing. Perfect for PC builders maintaining optimal CPU temperatures, outdoor enthusiasts enhancing grill combustion, and IT professional managing networking cabinet ventilation. Engineered for confined space airflows management in server racks, electronics enclosures, and camping grills, ensuring efficient heat dissipation. It can be used for 80,000 hours at an ambients temperature of 25℃. It has a signals line with speed measurement function. Specifications: Component:Plastic Size:Approx.97x94x33MM/3.82x3.7x1.3inch Model:SHLFB1012EHKH302 Air volumes: 48CFM Power: 35W DC12V 2.94A RPM: 6400RPM Noise: 76dba Line length: 41cm, red cable positive , black line negatives, yellow line speed measurement, Blue line speed adjustment function Package Includes: 1pc 9733 Air Blower note: Please allow 1-10mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.