GREENERY/BXT® 2300mah High Capacity External Backup Power Bank Portable Rechargeable Battery Charger Case Cover for Apple iPhone 4/4S mobile Phone,with Real Leather Cover (Black, 2300mah)
Specification:*4 Led indicators for power balance (0--25%--50%--75%--100%)*Stand function support*Capacity: 2300mah*Charging time: around 5-8 hours*Input voltage: 5V*Input Current: 500mA*Output Voltage: 5V*Output current: 500mAFeatures:*Ultra-thin design and perfect dimensions*Very light and convenient to carry*Easy installation and removal*Works as both an extended battery set and a protection case*External battery charger case for iphone 4/4sHow to Use:*Charge this backup battery by connecting it to PC or laptop with the original usb cable;*When the indicate lights show 100% fully charge, then slide your iphone 4/4s into this battery case.Package Including:* 2300mah backup battery for iphone 4/4s* 1* USB cable*1* User manual* 1