Lenovo Thinkplus M80 Office Lightweight Ergonomic Laptop Mouse 1. Model: Thinkpad Thinkplus M80 Wired 2. Working mode: photoelectric 3. Mouse interface: USB 4. Number of keys: 3 5. Roller direction: two-way roller 6. Resolution: 1000 dpi (MAX) 7. Cable length: 1.8 meters 8. System support: Windows1087 9. The classic red and black color scheme and symmetrical ergonomic design have stood the test of time and are suitable for more peoples office usage habits. 10. Up to 1000DPI resolution, easily complete pixel-level detail operations 11. High-quality optical engine, more accurate positioning, smooth operation without stopping 12. The key life is up to 3 million times and is durable, providing you with stable work support. 13. Mouse size: 110x64x33mm 1. Model: Thinkpad Thinkplus M80 Wireless 2. Working mode: photoelectric 3. Mouse power supply: 1 section 5 4. Number of keys: 3 5. Roller direction: two-way roller 6. Resolution: 1600 dpi (MAX) 7. 1600DPI high resolution, pointer positioning is very obedient 8. Equipped with a high-quality optical engine, it moves accurately and can adapt to various materials such as office desks, leather, nylon, and cloth, so you dont have to worry about working from home. 9. Using 2.4GHz wireless transmission technology, the connection distance is up to 10m, and the transmission is stable to solve the problem of frame drops and lags. It is connected to an external USB interface and is compatible with most devices while saying goodbye to wired constraints, making it convenient and more practical. 10. Carefully research a variety of hand shapes to create a tailor-made ergonomic design that can be used by both left and right hands to fit your hand curves, giving you a comfortable and comfortable grip experience. 11. Long battery life, long standby time, no need to repeatedly replace the battery 12. Frosted surface texture, beautiful and practical 13. Little red dot roller, eye-catching classic color 14. B