800,1200,1600 DPI, easily change the cursor sensitivity depending on your activity. Powerful, reliable 2.4GHz optical mouse wireless connection with high anti-interference performance and 10M transmission distance. Laptop mouse passed 5,000,000 times keystroke test to guarantee extra durability. Switch button on the back of this cordless mouse to save power. The slim wireless mouse shape, sweat-resistant and skin-friendly finish are for maximum comfort and support. The thoughtful ring and little finger rest provide extra comfort. Smooth, precise and affordable optical mouse with Nano receiver for laptop, desktop and netbook PCs.