3200mAh Black External Backup Battery Charger Case for Samsung Galaxy S3 i9300.
Unique, fashionable and high-class sliding design.
To charge the portable battery, simply plug in the USB contactor into the portable battery.
The other end contact to either an USB power adapter or an USB socket of a computer.
To charge the phone, simply slide the phone into the portable battery and slide ON-OFF switch to on.
Also can be used as a good case to protect your phone from scratches and other minor damages.
A perfect emergency backup when the internal battery of your device is drained on the go.
Ideal for long distance travel or business trip.
No need to take off the case when connecting the phone to computer
Available Color: Black,White
Cell type: Li-polymer Battery
Input Voltage: 5V
Output Voltage: 5V
Input Current: 750mAh
Output Current: 750mAh
Dimension: 148mm (L) x 72mm (W) x 10mm (T)
Charging time: about 3.5 hour
Operating temperature:-10 - +45
Slide your SAMSUNG Galaxy i9300 into the power case and make sure SAMSUNG Galaxy i9300 is well connected to Micro 5pin dock connector on the power case.
ON/OFF switch, press the on/off switch for longer 3-5 seconds to activate or stop the charging,see the SAMSUNG Galaxy i9300 screen to identify the charging signal.
Battery level,press on /off switch once to check how many juice left.see below indication
1 LED ≤ 25% 2 LED≤50% 3 LED≤75% 4LED> 100%
Samsung Galaxy S3 III S 3 i9300
1 x Back up Battery Charger Leather Case