Portable Solar Panel USB Charger

This compact solar panel charger weighs just 0.06 kg and measures 15.6 x 9.2 cm, making it easy to pack for camping trips or outdoor adventures. The monocrystalline silicon panel delivers a steady 5V USB output to power smartphones, fans, flashlights, and other small USB-compatible gadgets directly under sunlight. The 2W panel achieves 22% conversion efficiency, generating 0-1000mA working current in optimal conditions. It connects through a standard USB female port, so you can charge devices without separate cables or adapters. Robustly built with a strong backboard and integrated mounting holes, it attaches securely to backpacks or tent frames for hands-free operation during day hikes or extended trips. The design works well for picnics, fishing excursions, or DIY solar setups for small fans and outdoor electronics.