High Quality: The double ball bearing has a service life of 65,000 hours, and the 7 blades generate strong airflow to keep the cabinet cool. | Three Speeds: Silent fan features a multi-speed controller to set the fan’s speed to optimal noise and airflow levels. Low gear (L), middle gear (M) and high gear (H), the noise is only 21dB in low gear. | Full Protection: Iron grill on both sides can protect your hands or prevent damage to the power cord during operation. | Convenient USB Fan: The USB plug can supply power to the fan through the USB port on the back of popular audio-visual electronic equipment and game consoles. | Dimension: 3.64” X 3.64” X 1.81”. Shockproof foot pads can make the fan lay flat or upright.

Convenient USB Fan: The USB plug can supply power to the fan through the USB port on the back of popular audio-visual electronic equipment and game consoles. | High Quality: The double ball bearing has a service life of 65,000 hours, and the 7 blades generate strong airflow to keep the cabinet cool. | Three Speeds: Silent fan features a multi-speed controller to set the fan’s speed to optimal noise and airflow levels. Low gear (L), middle gear (M) and high gear (H), the noise is only 21dB in low gear. | Full Protection: Iron grill on both sides can protect your hands or prevent damage to the power cord during operation. | Dimension: 3.64” X 3.64” X 1.81”. Shockproof foot pads can make the fan lay flat or upright.

SCCCF 40mm USB Fan with 3 Speed Control USB Ventilator 5V Cooling Fan Compatible for phone flat VR Gear, Aquarium, Roku, Router, Raspberry Pi, Cosplay, Helmet Receiver DVR Playstation Xbox Computer Cabinet Cooling | Mini Cooling Fan: SCCCF 40mm mini USB cooling fan with 3-speed control, size and super lightweight design, perfect fit for DIY cooling and narrow place. | High Quality: Metal grill on front side, protect cable and your hands; High quality bearings, durable; 100cm/3.3ft USB cable , meet connection needs.Please confirm the size by pics before purchasing | Long Life:Dual-ball bearings have a lifespan of 65,000 hours and allows the fans to be laid flat or stand upright. | Widely Used: Suitable for ventilation of VR glasses /TV box /Raspberry pie /Router /Small PC Case and other small electronic equipment ventilation

Convenient USB Fan: The USB plug can supply power to the fan through the USB port on the back of popular audio-visual electronic equipment and game consoles. | High Quality: The cooling fan with double ball bearing which has a service life of 65,000 hours, and the 7 blades generate strong airflow to keep the cabinet cool. | Three Speeds: Computer fan features a multi-speed controller to set the fan’s speed to optimal noise and airflow levels. Low gear (L), middle gear (M) and high gear (H), the noise is only 18.2dB in low gear. | Full Protection: Iron grill on both sides can protect your hands or prevent damage to the power cord during operation. | Dimension: 4.92” X 4.92” X 1.81”. Shockproof foot pads can make the fan lay flat or upright.