1. Standard 3.0 Bluetooth solution
2. Effective distance 10 meters
3. Standby time: 100 days
4. Continuous working time: 70 hours
5. Charging time: 4-5 hours
6. Lithium battery capacity: 200mAh
7. Lithium battery life: 3 years
8. Button life: 500 million times
9. With elastic band, can put pen
10. Available colors: black, gold, rose gold
2. Effective distance 10 meters
3. Standby time: 100 days
4. Continuous working time: 70 hours
5. Charging time: 4-5 hours
6. Lithium battery capacity: 200mAh
7. Lithium battery life: 3 years
8. Button life: 500 million times
9. With elastic band, can put pen
10. Available colors: black, gold, rose gold