Flip open our catalog and you will find solar panels rated from 5w-280w,such as mono-and poly-crystalline solar panel, PV modules.Maximum Power(W) 280w Power Tolerance(%) 5 Maximum Power Voltage(Vmp) 36.0Maximum Power Current(Imp) 7.8Open circuit Voltage(Voc) 44.4Short circuit Current(Isc) 8.28 Maximum System Voltage(VDC)750Function:Anti-reflective solar glass;Long service lifeAD modules will last for at least 25 years years warranty on material and workmanship and guarantee their output at 90% after 10 years and 80% after 25 years;Excellent construction.