Characteristics for 10W polycrystalline solar panel Electrical Characteristics: Power Max ( Pm) : 10W Power Tolerance: ± 3% Short Circuit Current ( Isc) : 0.68A Open Circuit Voltage ( Voc) : 21.0V Maximum Power Current ( Imp) : 0.58A Maximum Power Voltage ( Vmp) : 17.8V STC: Irrandiance 1000W/ m2, Cell temperature 25 , AM= 1.5 Mechanical Characteristics: Weight: 1.6Kg No. of cells: 36 pcs Type of cells: 156 poly Size: 257* 423* 25mm Operating Conditions Operating Temperature -40~ + 85 Storage Temperature -40~ + 85 Maximum system voltage 1000 VDC max. Temperature and Coefficients NOCT 48 + -2 Voltage temperature coefficient( % / K) -0.35 Current temperature coefficient( % / K) 0.05 Power temperature coefficient( % / K) -0.45 Packing & Warranty for 10W polycrystalline solar panel Packing 10 pcs/ carton Quality and Warranty ---Peak power of single module is guaranteed in ± 3% power tolerance ---3 years limited warranty on material and workmanship ---Limited power warranty: 10 years 90% and 20 years 80% limited warranty for minimum power output