Plug and Play & Stable ConnectionPlug & play design, no drivers need to be installed. Powerful, reliable 2.4GHz wireless mouse connection with high anti-interference performance with 50ft/15M transmission distance.3 Adjustable DPI3 DPI switch, 800/1200/1600, easy to change the speed of the wireless mouse freely to meet different needs, either for daily work or gaming.The factory default is 1200DPI, press the middle buttom to switch DPI you need.Silent MouseReduced click sound and same click feel eliminates noise and distractions for you and others around you.Auto Energy-SavingLong battery life, no need to change batteries frequently. The standby time is super long with smart auto sleep feature design for power saving. Click any button to wake-up.Ergonomic Design Ergonomic streamline design, the wireless mouse is comfortable to grip and fits perfectly in your hands, providing max comfort and support your hand. Make sure this fits by entering your model number. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.