Dual-ball: Bearings have a lifespan of 67,000 hours and allows the fans to be laid flat or stand upright
Mini exhaust fan: Designed for projects that requires cooling or ventilation; or as a ventilation replacement fan for various products. As small electric exhaust cooling fan for electronics
Muffin fan: 120 x 120 x 25 mm ( 4.72 x 4.72 x 1 in. ) | Rated Voltage :90V to 270V | Airflow: 88.2 CFM | Power: 3.0W | Speed: 2700 RPM | Package include: 1 Piece fan include fan grill and mounting screws & nuts; 1* AC cord with switch(about 59 inches) / Power Plug
The wires were not linked to the fan. Please be aware that a fan could be used in various projects.
120mm Axial Fan: This EC axial fan consume very less power & better efficiency than AC equivalent