Ⅱ. Technical Parameters; Ⅲ. Working Principle - Aigo I2900 User Manual

Ⅱ. Technical parameters
Monocrystalline silicon solar cell board
Working voltage：5.5V(Max.)
Charging current：60mA(Max.)
non-crystalline cell board：
Working voltage：8.6V （Max.）
Working current：10mA（Max.）
host：
Accumulator capacity：1200mAh
USB output voltage：5V(Max.)
Output current：310mA(Max.)
DC output：7.2V
Max. current：300mA
External size：118x75x18 (mm)
Ⅲ. Working principle
Under the sunlight and weak photosource, store the electrical energy