High effiency polystalline silicon solar module 1.high quality with 25 years warranty . 2.fine workman ... : 6by-pass 11, Dimension: 1956mm*990mm*50mm 12, Weight: 24kg 13, Operate Temp .Scope: -40/+85 14, Relative humidity: o to ... %15, Frame: anodized aluminum alloy High effiency polystalline silicon solar module