1. Product: 28W Solar Pack
2. Wattage: 28 ± 5%W
3. Output Voltage: 5V
4. Solar Cell: Sunpower Cell
5. Efficiency: 21-22%
6. USB Max output:5V/2.9A
7. Open Size: 83*28*2.5cm (Could be customized)
8. Fold Size: 15*28*4.5cm
9. N.W.: 0.68KG
10. Accessory: 1*USB-Micro USB cable