Feature: 1. Foldable Construction: Constructed with ABS and waterproof Oxford fabric, the foldable solar panel features a sturdy design that is lightweight and portable, ensuring long lasting durability. 2. High Efficiency: With a 30W power, the foldable solar charging panel efficiently catches solar energy to power and charge devices, safe, reliable and practical to use. 3. Quick Charging Dual USB Output: The portable solar panel comes with quick charging dual USB outputs, supporting fast charging for mobile phones and other devices. 4. Focusing Meter: The solar panel is equipped with a focusing meter to assist in finding the optimal angle for maximum efficiency and charging effectiveness. 5. Versatile Outdoor Use: Ideal for camping, picnicking, hiking, and other outdoor activities, the foldable solar panel ensures a reliable power supply for communicating devices. Specification: Item Type: Foldable Solar Panel Material: ABS, Waterproof Oxford Cloth Weight: Approx. 623.00g/21.98oz Power: 30W (without Power Storage Function) Output Interface: 2 x USB Interfaces Folded Size: Approx. 28x16cm/11.02x6.30in Unfolded Size: Approx. 28x66.5cm/11.02x26.18in. Package List: 1 x Solar Panel 1 x Connecting Cable 2 x Buckles 1 x Focus Meter Note: When the black dot shadow on the focus measuring instrument panel is close to the black cross in the middle, it is at 90 degrees. The closer the sunlight angle is to 90 degree, the higher the solar energy absorption.