1. Easy to Use: With light weight and pretty outlooks,it can be carried easily and charge conveniently by put into the original power socket of SAMSUNG series mobile directly
2. Long-wearing:If the battery is full-charged, it can provide the SAMSUNG series mobile at least one cycle power.
3. Charging Method: This Portable Mobile Charger can be charged via USB port of working PC and laptop or via AC adacpter. 
4. Charging Display:4 LED lights on left upside flash when charging the  SAMSUNG series mobile, no flash when the power is lower than 2.8V, showing the capacity of the battery when pressing the button on right upside
REMARKS: This Portable Mobile Charger cannot be charged when it's connecting the SAMSUNG series mobile at the same time