This cool kit is created to learn about renewable energy. This windmill generator makes use of wind to generate power. Therefore it needs no batteries. Just keep it in wind and watch it zip along. This kit makes a great gift that kids will love. This cool kit is not only environmentally friendly but full of scientific fun. Get best Green science windmill generator price in Pakistan with free shipping in all the major cities of Pakistan at Symbios.pk. Here you get reasonable green science windmill generator price in Karachi, Lahore, Islamabad, Sialkot, Faisalabad, Peshawar, Quetta, Multan, Rawalpindi and many more cities.