Item Type: Solar Panel Material: Polycrystalline Silicon Power: 7W Output Voltage: 5V Output Current: 0-1400mA Panel Size: 7W 5V Solar Conversion Rate: Above 17% Output Interface: USB (Built-in voltage regulator) Expanded Size: Approx. 55.2 x 16.8 cm 21.73 x 6.61 inches (manual measurement, small errors may occur) Weight: Approx. 260g 9.17oz 1. Premium Material: This solar panel charger uses high-quality polycrystalline silicon material for better and stable performance. 2. High Conversion: This solar panel charger has high conversion efficiency and good output efficiency, ensuring strong applicability. 3. Lightweight: This solar panel charger is lightweight and small, which is very portable and practical. 4. Wide Application: This solar panel charger is suitable for camping, hiking, backpacking, riding, fishing or other outdoor activities. 5. Semi-flexible: This solar panel charger is semi-flexible and can be properly bent to adapt to different environments. KLB Store