An amazing umbrella
The idea is to make a umbrella with a rechargeable battery with electricity and solar energy
The idea is to make a umbrella with a rechargeable battery with electricity and solar energy. This umbrella works in such a way that in rainy and snowy days, in addition to an ordinary umbrella, it can be a vertical blower of warm and temperate air. Likewise, it blows cool and moderate wind on summer hot days to allow walking easily in hot and cold days