BigBlue SolarPowa 28 W Portable Solar Charger – Waterproof, Dual USB w/ Digital Ammeter (Folding Panels)

Harness the power of the sun with the BigBlue SolarPowa 28 W Portable Solar Charger, featuring high-efficiency monocrystalline panels rated up to 25.4% conversion efficiency. This rugged, foldable charger includes a built-in digital ammeter that shows real-time output for optimized positioning, along with dual USB‑A ports allowing simultaneous charging of two devices. The integrated Smart‑IC chip delivers the optimal current for faster, safer charging, while its durable 900D polyester fabric and waterproof design make it ideal for outdoor use—from camping and backpacking to emergency preparedness. Compact and convenient, it folds to roughly 11 × 6 × 1.3 in and weighs around 20 oz, folding out into a four-panel array complete with carabiner loops and a zippered pouch for cables. A highly rated blend of portability, efficiency, and outdoor resilience