1. Dual Mode: Bluetooth 5.0 + 2.4 G wireless
2. Rechargeable: Built-in rechargeable battery
3. Accurate tracking: Professional IC positioning accuracy
4. Silence key: Optional click silence
5. High resolution: Max1600 DPI high resolution for fluid motion
6. Fashionable slim design: Slim design for sleek look and portable use
7. Material: ABS
8. Key life: 5 million times
9. Wireless distance: 10m
10. Battery capacity:500mAh???Chargeable???
11. Charging cable length: 25cm
12. Rated voltage / current: 3.7V / 8mA
13. System requirements: Windows 98 / Me / 2000 / XP / Vista / Win 7 / Win8 / 10/Vista Mac OS or latest.(Apple mobile devices are not supported???
14. Product weight: 71g
15. Item size: 11.3x5.8x2.6cm