1.Assembly length: 20cm 

2.Stretched length:90cm, totally 6 sections   

3.Phone holder part, fit phones 5-9cm width    

4.Battery capacity: 60MA<br>Charging voltage: 5V    

5.Charging time: 0.5 hour    

6.Standby time: 3 days    

7.Working time: 20H    

8.Support system: IOS 4.0 and Android 4.0 system or above