The ENVO ST is built with a solid, super lightweight, stylish and unisex hydro-formed aluminum alloy frame, capable of a rider up to 300lbs. It features a lizard-styled, super lightweight Li-Ion battery, a sealed 500W power and 60Nm torque geared hub motor, an advanced pedal-assist sensor with 5 levels, and an on-demand thumb throttle. The well-engineered 8-speed transmission helps overcome up to 25% grade or achieve 40km/h speed.