Our products include power output of standard 5W to 360W solar panels and customized solar panels. There are both monocrystal products and polycrystal products. 
We have been employing the strict quality standard to ensure our products stable and reliable in past 25 years. 

60 Cells Poly:

Power output   Pmax         W   260   255   250   245   240   235   230

Voltageat      Pmax   Vmpp  V   30.3  30.0   29.8  29.6  29.3   30.0  29.5

Current at     Pmax   Impp   A   8.59  8.49   8.39  8.28   8.18  7.83   7.80

Open-circuit   voltage   Voc   V   37.7  37.7   37.6  37.5   37.5  37.2  36.6

Max. static load, front (e.g., snow)  5400

Max. static load, back (e.g., wind)  2400Pa

Dimensions(L/W/H) 1650mm/990mm/40mm

Weight:  18.5kg

Front cover (material / thickness):  low-iron tempered glass / 3.2mm

Cell (quantity / material / dimensions):  60 / polycrystalline silicon / 156mm x 156mm 

Frame:  anodized aluminum alloy