RE: Solar streetlights project

You are viewing a single comment's thread from:

Solar streetlights project

in science •  7 years ago 

Solar street works in the night because during the day some of the energy is stored in a battery. Available energy stored in the battery is used during the night

Authors get paid when people like you upvote their post.
If you enjoyed what you read here, create your account today and start earning FREE STEEM!