360 degree rotation.
Wireless connectivity.
Rechargeable.
Backlight.
Protective case.
Material: ABS+PC.
Standard: GB 4943.1-2011.
Battery capacity: 450mAh.
Standby time: up to 150 days.
Battery life: 1 year.
Connection distance: up to 10m.
Charging interface: Type C interface.
Charging time: 2.5 hours