1. Certificate: CE, ROHS, IEC,TUV 2. Cell Efficiency:17% 3.Warranty:25 years 290w polycrystalline solar panel price(for home use) Advantages:-High brightness, energy saving, environmental-friendly.-Advanced technology, exquisite workmanship, and proprietary design.-Easy installation, free maintenance.-Quality in priority, clients the upmost.solar panel Specifications: Item No.ZDNY-290P72Max Power ...