PHYSICAL CHARACTERISTICS：
Color：Stone Elegance | Emerald Green | Disco Pink | Sparkling Gold | Metallic Gold | Diamond Blue   
Dimension： 156.75 mm x 156.75 mm +/- 0.25 mm  
Thickness (si)： 200 um +/- 20um   
Front：  Silicon nitride anti-reflection coating
  Four 1.0 +/- 0.1 mm wide bus bars with distance 39 mm   
Back：  Full surface aluminum back surface field
  Four 1.8 +/- 0.1 mm discontinuous soldering pads