Gdstime 80mm x 80mm x 10mm DC 5V Brushless Cooling Fan 2PIN

Great for Tight Spaces: The GDA8010 fan has an installation height of only 10.7 mm, making it suitable for small form factor cases & for installations for which a 25 mm fan does not fit. Slim Frame Design: Ultra thin 80x10mm fan ideal for low-profile CPU heatsinks, HTPCs, Mini ITX builds, space-restricted applications etc. or as replace fans found in Laptop Cooler, Desktop PC Computer, Expansion Board and other electronics. Fully Protection: Metal fan grill on the fan side can protect your hand and prevent cable damage from blade, includes mounting screws set. Convenient 2 Pin Power Connector: Red wire: Positive; Black wire: Negative; You can exchange the red and black wires in the connector if their position is different from your old fan. Fan Specs: 80 x 80 x 10.7 mm (3.15 x 3.15 x 0.42 in.) | Rated Voltage: 5V DC | Rated Current: 0.18 Amp | Power: 1W | Airflow: 19.5 CFM | Static Pressure: 0.14 In H2O | Noise: 26.4 dBA | Speed: 2600 RPM. Brushless Motor: Operating Voltage:4 to 5.5V, overtake 5.5V, it also can work, but will effects the fan's life