SOLPERK Solar Panel 50W 12V?Solar Panel Charger + Upgrade MPPT Intelligent …

【Outstanding Efficiency】The SOLPERK 50W 12V solar panel, equipped with A+ grade monocrystalline cells, achieves an impressive efficiency rate of 23% to 30%. Included Components 50W solar panel. Its low-iron tempered glass surface ensures 100% waterproof and rustproof properties, extending the lifespan of the solar panel to up to 25 years.