15W Portable 5V Solar Panel Monocrystalline Folding Foldable Waterproof Charger Sun Power Bank for Phone Battery USB

Features: 1. Constructed by high quality material, eco-friendly, waterproof, durable and sensitive. 2. Can be used for charging cellphones, power bank, etc. 3. Portable, foldable and lightweight, easy for carrying. 4. Offers continuous power supply even on overcast day. 5. Suitable for outdoor activities, emergency, and outdoor working. Specifications: Solar power: 15W Solar energy output: 5.5V / 2A Solar panel type: Monocrystalline silicon Conversion efficiency: 19.5% Output interface: USB USB output: 1x5V / 2A Expand size: 47.5*18cm Folding size: 18*11.5cm Package: 1X 15W Soalr Panel 2X Carabiners