Maximum load: 500g
Telescopic Length: 20-107cm
Material: stainless steel
Specifications: clip Mobile Width: 65-90mm
            Bottom Width: 105-135mm
Expansion Joint: 7
Product Weight: 165g
Battery capacity: 50mAH
Charging voltage: 5V
Charging time: 1 hour
Standby time: ≥100 hours
Continuous frequency r: ≥500 times or more
Support system: ≥Andriod3.0， ios4.0