EVELO Aurora Electric Bike with NuVinci N380 Drivetrain & 500W Motor Package Front suspension cross-over commuter perfect for any occasion High-performance Lithium-Polymer battery pack provides up to 40 miles of riding on a single charge (up to 20 miles in electric-only mode) NuVinci N360 Drivetrain gives you an unlimited range of gears, controlled by the turn of a dial Recharge battery to full capacity in 4-6 hours