Type: PERC, Standard Mono Solar Panel Size: 1956*992*40 mm Panel Efficiency: 17.1% - 18% Certificate: TUV/CE/IEC Warranty: 25 years linear output power warranty Weight: 24kg Frame: Anodized Aluminium Alloy Superstrate: Tempered Low Iron Glass, 4.0 mm Cell Encapsulation: EVA Substrate: White Back Sheet Junction Box: Potted, IP67 3 diodes Cable: Length 1200mm, 1x4mm Connector: MC4/MC4 Compatible Maximum System Voltage: DC 1000V (IEC)