This Nidec BetaV TA350DC fan has a 90mm diameter and is made of plastic. It has a 3-pin power connection and operates on a 12V voltage. The fan is suitable for use as a case fan and is designed to provide efficient cooling for computer components. It comes in a black color and is a model that is equipped with a thermal sensor.This fan is a great purchase for those who are looking for a reliable and efficient cooling solution for their computer. The Nidec BetaV TA350DC fan is made of high-quality materials and is designed to provide optimal performance. With its 90mm diameter and 3-pin power connection, this fan is easy to install and is suitable for use with various computer components.