High Performance Fan: This EC axial fan consume very less power & better efficiency than AC equivalent. Designed for projects that requires cooling or ventilation; or as a replacement fan for various productsPlug not Wired to The Fan: The wires were not connected. Pls understand that because of projects that a fan may be used inDual-Ball: Bearings have a lifespan of 67,000 hours and allows the fans to be laid flat or stand upright. DIY as ventilation fanWhat's in the box: Package include: 1 Piece 120mm fan include fan grill and mounting screws & nuts; 1* AC cord with switch（about 38 inches); 1* Power Plug5 Inch Fan: 120 x 120 x 38 mm ( 4.72 x 4.72 x 1.5 in. ) | Rated Voltage :90V to 270V | Airflow: 116 CFM | Power: 6.0W | Speed: 2800 RPM | Noise: 41dBA ; It as suitable for industrial or non-residential environments