... e-bike1. 26 inch mountain e-bike with lithium battery, 6061 aluminum alloy frame , Al- alloy seat post and handlebar, front and rear ... V brake, LED meter, Shimano 7 speed2. We control the e-bike quality by our ... , Velo Seat, Spanninga light and so on3. The lightweight e-bike is a good tools for fitness in daily life and ...