Specifications:Maximum power (pmax)28WOpen circuit voltage (VOC)20VMaximum power voltage (Vmpp)18VShort circuit current (Isc)5AMaximum power current (Impp)4.8ANet Weight610gProduct unfolded size716*285*3mmProduct folding size160*285*25mmPacking size325*195*65mmPackage weight910gFeatures:USB-A port:O..