Werchtay 200W*2 Solar Panels, 25.5% 18BB High Efficiency Monocrystalline 2pcs 200W 12 Volt Solar Panels Systems Solar Module for Farm House Rooftop RV Caravan And Other Off-Grid System

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400w solar panel features advand A+ Grade lls technology. This solar panels can maximize energy conversion rate, which is as high as 25.5%.

Our monocrystalline solar panel upgraded the latest half-cut ll technology, which makes the solar panels obtain better and more stable performan.

Compared to regular solar panel, half-cut ll technology can redu power loss, lower solar panel temperature and redu the impact of shading on performan.

Perfect for a variety of uses, including residential, commercial, and mobile setups, this solar panel can power everything from small devis to larger systems, enhancing your energy independen.