1. High quality waterproof material, wear resistant and durable.
2. Solar panel design, charging your device with sufficient power.
3. Large capacity and multiple interior pocket for your laptop, clothes, electronics, books, documents, pens, mobiles, tablets, eBooks, cords, game consoles and other accessories.
4. Comfortable and breathable shoulder straps with mesh fabric and adjustable side compression straps.
5. On the back with the hidden zipper invisible pockets to keep safety of your property and valuable items.
6. 5W solar power, 5V voltage 1A current output.