M166 Solar Cell
| Technical data and design | |
| size | 166mm*166mm±0.3mm |
| thickness | 180±30 |
| Front | 9 main grid, main grid spacing 18mm, 9 * 0.1 ± 0.05mm main grid lines, 134 auxiliary grid lines |
| Back (+) | The width of the back electrode is 1.4 ± 0.5mm, and the back is covered with aluminum grid wire |
