-- Maximum Power (Pm) :3W -- Operating Voltage (Vmp):18V -- Operating Current (Imp) :166mA -- Open Circuit Voltage (Voc) :21.6V -- Short Circuit Current (Isc) :181mA -- Dimension:215X135X18mm -- Type:Monocrystalline silicon solar cell -- Frame: Silver anodized aluminum -- Item No:KS-M3W -- Weight:0.6Kg/PCS -- STANDARD TEST CONDITIONS(STC): AM1.5, Irradiance:1000W/square meters, Module temperature:25 degrees centigrade. Standard.