Efficient Wireless Transmission Laptop Mouse- Powerful, reliable 2.4GHz wireless gaming mouse connection with high anti-interference performance with 33ft/10M transmission distance. Perfect for gaming or office use anywhere. -5 ADJUSTABLE DPI- 800,1200,1600,2000,2400 DPI, easily change the cursor sensitivity depending on your activity. 250Hz polling rate ensures smooth cursor control and precision tracking on virtually any surface. -Durable Cordless Gaming Mouse-ThundeRobot Laptop gaming mouse passed 3,000,000 times keystroke test to guarantee extra durability. Power-save mode could last for 60-90 days. Note: powered by 1*AA battery (not included). -Ergonomical Design PC Wireless Mouse- Slim wireless mouse shape, sweat-resistant and skin-friendly finish with ergonomical design are for maximum comfort and support. This portable wireless mouse’s sturdy scroll wheel with rubber makes sure that your hand will not slip when scrolling.