2016 cheap solar backpack with customized serve

Key Feature:

1. Newly designed solar backpack intergrated with lastest model of intelligent solar charge controller from Shenzhen Megasolar.

2. Smart controller for faster and more smooth charging for iphone devices and androids.

3. Lightweight, fast charging, practical, comfortable.

4. Over 98% of high output efficiency from megasolar`s charger controller.

5. 6w sunpower solar panel.

Product show:

2016 cheap solar backpack with customized serve