Model:SF110-12 Nominal peak power(WP) 120W Nominal voltage(Vmp):17.2V Nominal current(lmp):6.98A Open circuit voltage(Voc):21.6V Short circuit current(lsc):7.94A Operating temperature:-40to +85 Maximum System voltage 715VDC Minimum power tolerance+/-3% Cell per module 125*125mm cells Electrical characteristics Noct 45+/-2 Voltage temperature efficient -0.33%/ Current temperature coefficient+0.05%/ Power temperature coeffcient -0.23%/ Payment: 30%deposit,before shipment should received the balance.