Load Capacity: 500gms *Extension: 235-1005mm *Main Material: Steel *Battery Capacity: 45mAH *Charging Voltage: 5V *Charging Time: 1 hour * Standby Time: >100hrs *Autodyne Frequency : >500Times *Support System: >Android 3.0; iOS 4.0 *Main Fuction: Autodyne by Wireless Mobile phone. Must have for Selfie Lovers.