1. Support connection interface: Type-C. 2. Wireless distance: 10m. 3. The resolution is divided into three files: 800/1200/1600DPI. 4. Use battery: 1 AA dry battery (purchased by yourself). 5. Support system: Windows, Android, Mac and other systems. 6. Product size: 10.5 x 6 x 2cm. 7. Weight: 88g.
