Feature: 1. Dual Connection Mode: With Bluetooth 5.1 and 2.4G intelligent connection mode, the mouse provides more stable and reliable transmission and it can be compatible wider devices. 2. 3 Adjustable DPI: Default 3 DPI levels available from 800/1200/1600DPI. You can adjust the DPI with DPI button to get high accuracy and consistent responsiveness at any speed. 3. Mute Operation: Noiseless click lets you can focus on your working without worrying about disturbing others. 4. Colorful Backlight: Equipped with colorful backlight effects to add different colors to your desktop. 5. Ergonomic Design: With ergonomic design of surface modeling, the mouse is more comfortable and easy to operate. 7. Applicable system: Windows98 / 2000 / XP / Vista / win 7 / win 8 / win 10 / Mac OS Specification: Item type: Wireless Mouse Color:white Connection mode: BT5.1+2.4GHz Wireless distance: 10m Key number: 4 DPI: 800-1200-1600 Applicable system: Windows98 / 2000 / XP / Vista / win 7 / win 8 / win 10 / Mac OS Size: 112 × 58 × 25mm Weight: 90g Package included: 1 x Mouse 1 × 2.4G Receiver 1 x User Manual 1 x Charging Cable