alfina 2020 новый смарт-электрический велосипед 250-500w 40km mountain 21 speed ​​ebikeyoutube super hot электрический велосипед завод пряма, Silver;blue

welcome to the official flagship store of alfina. we are a relatively powerful brand in china. produce electric mountain bikes for big brands. we are a factory direct sale, direct delivery, quality assurance. if you have questions, we will answer them for you. many similar styles on the market have been produced on our behalf. color: grey blue battery capacity: 12.8ah loading time: 5-6 hours range of kilometres: pure electric 30-40 kilometer engine power: 250 w 350 w 500 w optional v...