KN-21W
Description of  Round  21W Glass Solar Module :
1. Quality custom-design  solar panel 
2. The solar cells are laminated with glass
3. Monocrystalline solar cells 
4. Max output power: 21W 
5. Max working voltage: 20V 
6. Max charging current: 105mA 
7. Open circuit voltage: 24V 
8. Short circuit current: 115.5mA 
9. Dimension: 401¡Á 580¡Á 3mm 
10. Best for charging 12V batteries 
11. Oval shape 
12. Monocrystalline black color