If you would like to add a little extra propulsion power to your bike and transform a standard bicycle into an e-bike, you might be interesting to this kit. However when you use this kit, please don't treat your bicycle as a 100% electric bicycle. We will re-send a new item to you if we make mistake to offer a wrong product.If you are willing return item back to us, please keep it in original package. This item is in the category "Sporting Goods\Cycling\Bicycle Components & Parts\Electric Bicycle Components". The seller is "blacktech*life" and is located in this country: CN. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia.