Power Output: 550W (Front) + up to 30% bifacial gain (additional power from reflected light on the back).Efficiency: Approximately 21% to 22.5%, significantly higher than standard monofacial panels.Durability: Built with double-sided tempered glass and a corrosion-resistant aluminum frame to withstand heavy rain, wind (2400Pa), and snow (5400Pa).Dimensions: Typically around 2.2m x 1.1m, weighing about 28kg–31kg.