1, Material: ABS-2. Size: 1156336mm; Net weight: 60g-3. Scheme: Han Tianxi; Chip: MX8650-4. Link mode: 2.4G wireless connection-5. DPI: 1200-6. Life: 3 000 000 switch click life, 200,000 scrolling.-7. Button type: 3D button-8. Compatible with most desktop and laptop USB ports