Model's height: 5'10''/177 cm

shoulder strap included

the 20'' bike is for children 7 - 13 years old or 48-60 inches tall

Rated voltage: 48-168V * more voltage upon request

The 24" comes with the following standard features:

Alpha Prime Carbon Aero Bar/Stem Combo System Bike Hoppy Model's height: 5'10''/177 cmAlpha Prime Aero Bar: The Ultimate Aerodynamic Upgrade TriRig's Alpha series revolutionized triathlon cockpit design, setting the standard for aerodynamics, adjustability, and simplicity. The Alpha Prime's patented design makes it the worlds first universal aerobar with continuous, vertical, single bolt stack adjustment. Dialing in your fit is as easy as loosening a single bolt, allowing tilt adjustments on the fly. With highly adjustable pad stance