Eco-friendly air conditioning

I asked on Tuesday if anyone knew what this object in the picture was. Well, it's my non-power guzzling, eco-friendly air-conditioner. Also known as a hand held fan.  Operated by humans, not electricity lol  It's all in the wrist movement... Well done to all those that got it right :) We haven't got the power to run an air-conditioner, and wouldn't even if we did (we have never had