- DC 5V fan speed controller cable with a 5.5 x 2.1 mm plug to female connector. Includes an inline switch with three speed levels: low, medium, high. No voltage booster required. - Key benefits - Precise airflow control to match cooling needs and reduce noise for comfort. - Simple plug-and-play operation without the need for a voltage booster. - Broad compatibility with 5V devices, including laptop fans, LED lighting, and other compatible 5V components. - Designed for enthusiasts and hobbyists who want an affordable, straightforward cooling solution. - What it is and how it works - A DC 5V fan speed controller cable featuring a 5.5 x 2.1 mm plug to a female jack. - An inline switch provides three adjustable speed settings (low, medium, high) to modulate airflow. - Compatibility and performance - Compatible with laptop fans, LED lights, and other 5V devices that use a 5.5 x 2.1 mm connector. - No voltage booster is required, simplifying integration into existing 5V power setups. - Suitable for DIY cooling projects, small form factor builds, and personal electronics cooling needs. - Use scenarios - Laptop cooling upgrade: connect a 5V fan and adjust speed to manage heat during intensive tasks or travel. - Small form factor or desk cooling: use in compact systems to balance noise and airflow. - DIY 5V projects: control speed for LED lighting or other 5V devices that benefit from adjustable power on the fly. - Notes - Ensure the device uses a 5.5 x 2.1 mm connector and operates at 5V. - Suitable for enthusiasts and hobbyists seeking a straightforward, reliable speed control solution.