英规说明：
Solar backpack with 6.5W solar panel ,
Available bag color : Green &Red,black etc
Bag material : Polyester
Bag Size : 52cm*35cm*22cm
Bag capacity : 40L
Solar panel:Sunpower brand cell, High efficiencty ,
transfer rate : 22%
Power : 6.5W ,6V
Accessories : 1 pcs solar bag, 1 pcs 6.5W solar panel, 1 pcs USB charging cable .
