Logitech M325 (910002650) Wireless Blue Mouse is a wireless optical mouse with a maximum DPI of 1000. It has a compact design with dimensions of 3.7in x 2.24in and is available in blue color. The mouse is compatible with various connectivity options such as Bluetooth, infrared, RF, and USB. It features an on/off switch, scroll wheel, and LED lighting. The mouse is designed for right-handed and left-handed users with an ergonomic grip.