... Solar Panel Module 1) polycrystalline silicon 2) 17.3% convertion rate 3) 25 years lifespan 4) 10 years warranty 240W Poly Solar Panel Module, solar panel, solar panel module, mono panel, polycrystalline solar panel, poly silicon solar panel module, solar ... cells 6 x 10 (60pcs) Material 1. Class-A polycrystalline silicon solar cell 2. Best quality EVA layer 3. Tempered glass 4 ...