b-BlasterPWM Series 90mm Speed(RPM): 1200 to 5000RPM±10% Current(A): 0.52±0.05A Power(W): 6.24 Airflow(CFM): 118 Airflow (at zero static pressure for pwm): 13 Static Pressure (at zero flow for pwm): 1.5mmH20 Static Pressure (max for pwm): 12.0mmH20 Rated Voltage(V): 12 Operating Voltage Range(V): 10.2~13.8 Noise Level at Max Speed(dbA): 49 Operating Temperature: -10°C~70°C Storage Temperature: -20°C~70°C Frame Size(mm): 90x90x25 Weight: 124g Bearing: 2 Ball (Japanese ball bearing) PWM Connector Mini 4 pin 4 wires Life Expectancy: 60000 LED: None