This nice looking green/brown denim rucksack has a solar panel which delivers more power than its 5W specification would suggest – about 7.5W on a sunny June day.
Link to Solar Rucksack on Banggood: https://goo.gl/Tfv4lz
Post time: Jul-01-2017
This nice looking green/brown denim rucksack has a solar panel which delivers more power than its 5W specification would suggest – about 7.5W on a sunny June day.
Link to Solar Rucksack on Banggood: https://goo.gl/Tfv4lz