Factory is keeping updating material and tech, you may receive the different appearance but same function.
Parameters:40x40x15mm
Connector:2pin-Xh2.54
Rated Voltage:24V
Rated Current:0.06A±10%
Speed:8000RPM±10%
Airflow:9.3CFM±10%
Bearing Type:Sleeve
Noise Level:32dBA±10%
Cable Length:25cm