Introducing the ECOTRIC Lark series: powerful, comfortable, long-range, electric bikes. The Lark’s robust, quiet, smooth 500 Watt Electric Motor and removable 36V, 10Ah lithium battery will propel you up to 35 miles on a single charge, making it a commuter’s dream. It has been designed with the female rider in mind, featuring a step-thru frame. The eco-friendly Lark features Pedal Assist and Throttle modes to effortlessly cruise on any road. It is extremely comfortable due to a specially-designed suspension seat post. The stylish Lark gets you to your destination fast with Max speeds dialed-in to keep you at regulation speeds. It also features a High-Strength Aluminum Alloy Frame, can support up to 220 lbs.