Comment on Solar powered personal umbrella with battery?

morphballganon@lemmy.world ⁨2⁩ ⁨weeks⁩ ago

Solar cells are crystalline and rigid. You wouldn’t be able to fold the umbrella up and put it away. Also, as someone else pointed out, solar cells work best in sunlight… which you won’t want an umbrella for.

source
Sort:hotnewtop