Features: 1. 75mm blower is suitable for projects that require cooling or ventilation with limited clearance, widely used in car seats, AV cabinets, stoves, outdoor BBQs, and more. 2. Variable speed controller allows adjustment of fan speed to achieve optimal noise and airflow levels for various applications and environments. 3. Blower fan is powered through an AC outlet; a properly sized power adapter is required to meet operational demands. 4. Brushless blower cooling fan is ideal for applications requiring cooling or ventilation in tight spaces, or as a replacement fan for various devices. 5. Dimensions: 75 x 75 x 30mm, 12V, 0.3A, 4000 RPM, 35.5 dBA; designed for a working life of up to 50,000 hours at an ambient temperature of 30°C, offering reliable cooling performance. Specification: Material: ABS Color: Black Voltage: DC 12V Current: 0.3A Speed: 4000 RPM Air Volume: 22 CFM Noise: 35.5 dBA Product Size: 75 x 75 x 30mm Product Weight: 270g Working Life: 50,000 hours at ambient temperature of 30°C Package Included: 1 x Air Blower Fan