OTTO SC12 AK-FN109 Features: Advanced auto industry structure design IP68 rated rotor technology Advanced blade technology Intelligent PWM speed control Easy to clean Rubber mounting pins Specifications: Application Heatsink / Radiator, Industrial application Dimension 120 X 120 X 25mm Fan Speed 0-2000 RPM Max Airflow 95.68 CFM Max Static Air Pressure 3.84 mm H2O Noise Level 7.1-30.2 dB(A) Voltage Rating 12V DC Rated Current 0.21A Bearing Two Ball Bearing Connector 4pin PWM Colour Grey Contents OTTO SC12 Fan, 4 x Rubber Pin Fan Life Expectancy 80,000 hours Warranty 2 years Product Code AK-FN109