It is a kind of totally new product. You can call it exercise bike. You also can call it generator. Once you take exercise on the bike, it generates electricity. It is very safe and noisy free. Grid tied and charge battery, as per your requirement.
JL CarbonFree Energy Co., Ltd E-mail: carbonfreeenergy@gmail.com http://www.carbonfreeenergy.cn http://carbonfreeenergy.en.alibaba.com
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