Solar laotop backpack
1.Solar Panel:20V,220MA,4.2W
2.Battery:3.7V 8800MAH
3.Output:DC3-9V,12-20V
4.for laptop,cellphone tec.

Product Name: Solar Laptop Backpack

Model No.: STB-30

Specifications:

1. Solar bag with three solar panels, can charge laptop, mobile phone/mp3, mp4/ radio/digital camera/ipod                                                                      

2. Solar Panel:20V,220MA,4.2W
3. Input voltage:DC18V, 750MA
4. Output voltage:DC3-9V,12-20V
5. Capacity:3.7V 8800MAH(32.5WH)
6. Weight: 2000g
7. Dimension: 50*32*13CM
8. Packing: 8pcs/ctn
9. Meas: 60*50*58cm
10. G.W/N.W:18.6/17.6KGS