Monocrystalline solar module with Q.ANTUM DUO Technology and optimized half-cell layout, delivering 21.5% maximum efficiency. Designed for residential and commercial rooftop installations with excellent performance in low-light conditions and high temperature tolerance.High-tech black anodised aluminium frame rated for extreme weather: 8100 Pa snow load and 4000 Pa wind load. Features Anti-LeTID Technology, Anti-PID Technology, and Hot-Spot Protect for long-term performance reliability.Includes 12-year product warranty and 25-year linear performance warranty with at least 98% nominal power in year one, then maximum 0.5% degradation per year, and minimum 86% of nominal power up to 25 years.