... : There are 5 models for POWER-POND-4C series,different capacity and diversity configuration could meet your different needsPOWER-POND-4C ... power start key, Blue LED light show the current battery capacity .b. Press mobile power start key, Blue LED light scintillation ... .Most high performance: Made by import Panasonice, Sanyo,Samsung highly capacity cell,Rechargeable time up to 500 times.4,Ultra fast ...