Ultra-lightweight 18V epoxy resin solar panel with 3.8W output for efficient off-grid charging. High-grade silicon cells ensure optimal energy conversion even in low-light conditions. Precision-laminated construction with tempered glass surface for weatherproof durability. Ideal for DIY solar projects, emergency power backups, and outdoor gear charging. Compact size (200×130mm) fits portable applications like RVs, boats, and camping setups. Anti-reflective coating maximizes sunlight absorption while reducing glare. Pre-drilled mounting holes for easy installation on curved or flat surfaces. Certified waterproof (IP65) with corrosion-resistant aluminum frame. Works seamlessly with 12V battery systems via compatible controllers. Factory-direct pricing for bulk orders with wholesale discounts available.