Features: 1. 2.4GHz Wireless provides a powerful, reliable connection with a working distance of up to 10m. 2. Mouse is well compatible with Windows 2000/XP/Vista/Linux/Win 7/MAC. Fits for desktop, laptop, PC, Macbook, and computer. 3. You can enjoy responsive and smooth cursor control with the 800-1200-1600DPI (adjustable) high-definition invisible tracking engine. 4. Compact Mini Design - you can take it wherever you go, either for home, office, or travel, just slide it into your pocket, super portable and practical. 5. The slim ergonomic design will fit comfortably in your palm which will keep your hand from getting tired. You will remain comfortable even after long hours of clicking, tracking, and scrolling. 6. Support Mac/Android/Win system connection. Specifications: Wireless Technology:2.4GHz+Bluetooth Bluetooth 3-position switch: Hit the middle to turn off, hit the top for 2.4G, and hit the bottom for Bluetooth Wireless Distance: 10m Adjustable DPI Switch: 800-1200-1600DPI Button number:4 Material: Plastic Color: Black/Green/Blue/Pink Engine: Optical Power supply mode: Rechargeable battery Battery capacity: 500mAh Receiver: External USB receiver Size: 101*63*35MM Package includes: 1x Wireless Bluetooth mouse 1x USB Receiver 1x USB Charging Cable