... output power tolerance B.Certifications:TUV Intercert, CE Solar Panel-panelCharacteristics l,High and stable conversion efficienly based on ... 0.44%/°CMinimum power tolerance+/-10%(NOCT:Nominal Operating cell Temperature)Contact Information:Vivian Cheng:Welcome to inquiry more about Solar Panel,Solar ... Cells,Battery,Wind Turbine,etc from us! Solar Panel