E-YOOSO Wireless Mouse, Computer Mouse 18 Months Battery Life Cordless Mouse, 5 Level 4800 DPI, 6 Button Ergo Wireless Mice, 2.4G Portable USB.

5-LEVEL ADJUSTABLE DPI: 1 5-level DPI settings (800/1200/1600/2000/4800) to meet your multiple needs, either for daily work or gaming. The factory default is 1200DPI, with DPI gear indication, which will indicated the current DPI gear speed by LED flash times (1/2/3/4/5 times). 2 2 kind polling rate adjustment:125Hz/250Hzthe factory default is 125Hz. Press the right button + the middle buttom for 3 seconds to switch (during the switching process, LED will flash 5 times). USB PLUG AND PLAY & STABLE CURSOR: USB Nano Receiver can be stored within the back of the mouse, can suport usb plug and play. Besides, 2.4GHz Wireless provides a powerful, reliable connection, transmission distance up to 33ft (10m). Which eliminated delays, interference, accurate orbit & fast data transmission. Great wireless mouse for home and office. ANTI-SLIP & ANTI-SWEAT ERGONOMIC DESIGN: E-YOOSO Ergonomic Mouse is made of anti-slip and anti-sweat custom material.