· Peak power: 290 watts (day time with fully sun shine)
· Open voltage circuit (voc):44.1V
· Max. power voltage (Vmp): 36.6V
· Max. power current (Imp): 7.9A
· Short circuit current (Isc): 8.67A
· Cells in series: 72pcs
· Nominal working temperature: -20℃ to +40℃
· Dimensions: 1950x990x50mm
· Weight: less than 23kg
· Working life: more than 25 years