Product Description: This series of solar panels consists of 36pcs, 156mm*156mm poly-crystalline silicon solar cells which are in high efficiency, individually characterized and electronically matched before interconnection. Features: 1. High-efficiency solar cell ensures high performance of solar module and creates more power in peak hours ; 2. Anti-reflecting coating and high-transmission rate glass increases the power output and mechanical strength of solar module ; 3. Torsion and corrosion-resistant anodized frame ensures dependable performance, even through harsh weather conditions ; 4. Lightweight and pre-drilled mounting holes for easy installation ; 5. Water-resistant junction box ; 6. Designed specially to meet customer's demands for residential, commercial, and industrial use . ELECTRICAL CHARACTERISTICS Maximum Power(Pmax)：70W Power Tolerance(%)：±5 Maximum Power Voltage(Vmp)：17.3 Maximum Power Current(Lmp)：4.05 Open circuit Voltage(Voc)：21.4 Open circuit Current(Voc)：4.76 Maximum System Voltage(VDC)：600 MECHANICAL CHARACTERISTICS Weight(kg)：8kg Frame structure(Material,Corners)：Aluminium Front side：Glass Front glass thickness：3.2mm Encapsulant：EVA Back side：TPT Junction Box：made in china Brand Name of Solar Cells：made in china CELLS Cell Type：Poly Crystalline Cell Cell Size：156*156mm Cell Shape：Quasi Square Number Cells：36 in serise ABSOLUTE MAXIMUM RATINGS Operating Temperature：40℃-+90℃ Storage Temperature：-40℃-+90℃ Maximum Load Capacity：200 Kg/m2 Maximum Hail diameter @80Km/h：25mm STANDARD TEST CONDITIONS AM：1.5 Irradiation：1000W/m2 Tc：25℃ AD modules will last for at least 25 years. 5 years warranty on material and workmanship and guarantee their output at 90% after 10 years and 80% after 25 years.