Sunpower 28W Folding Portable Solar Panel – Reliable Off-Grid Power Solution
Ultra-lightweight ETFE-laminated solar panel with high-efficiency monocrystalline cells, delivering 23%+ conversion rate for rapid charging. Compact tri-fold design (16.5 x 1 x 11 inches folded) with rugged Oxford fabric backing, reinforced stitching, and integrated kickstand for stability on uneven terrain. Features waterproof IPX4 rating, dual USB outputs (5V/2.4A max each), and built-in smart IC to auto-adjust voltage for phones, power banks, or 12V batteries. Includes carabiner clips and 4-in-1 charging cables (Micro USB/Lightning/USB-C). Ideal for backpacking, RV trips, or emergency kits. Ships wholesale at unbeatable bulk pricing – direct factory supply ensures premium quality at unmatched value.