solar panel

Sir Apfelot Blog

16 May 2021
Why solar power banks are pointless ...

Why power banks with solar cells are total nonsense ...

Testing power banks is one of my favorite things to do when I look at the amount of posts about power banks on my blog. And yes, these small and large energy stores are fascinating and very [...]
31 January 2019

SunnyBAG solar backpack: on the go with 7 watts of solar power

Today I would like to introduce you to the SunnyBAG Iconic Solar Backpack, which I discovered by chance on Amazon. The backpack with solar panel and USB output for charging smartphones, tablets, cameras, power banks, handheld consoles and navigation devices offers up to [...]