GDSTIME 5V USB Blower Fan 60mm, 60mm x 60mm x 15mm Brushless DC Cooling Blower Fan

Operating Voltage Range?4.5V to 5.5V. (overtake to 5.5V, it can also work. but not safe, and seriously affects lifespan of fan.) The started voltage is 3.2V. Package include: 1pcs fan include mounting screws & nuts Dimensions: 60x60x15mm Connector: USB Rated Voltage: DC 5V Rated Current: 0.3Amp Rated Speed: 4500 RPM Air flow: 4.51CFM Power: 1.5Watt Noise: 34dBA Bearing Type: Sleeve Bearing Life: working up to 35000 hours at 25 degree Cable Lenght: 38cm or 15inches Weight: 40g or 1.41oz