... 30 years.Solar panel: A, Solar panel, amorphous silicone,mono-crystalline silicone,poly-crystaline sillicone.B, Mono-crystalline and poly-crystalline solar panel's ... intelligent digital controller-A. Self development LED intelligent module(power consumption 0.06W to replace regular LED ... , ≥10yearsCable &connectorsA, Our Ultra-violet pure silicone rubber copper wire and Silver-plated high-strength anti ...