Regulations[37] appear to deal with Bicycles with helper motors. No person shall ride a bicycle with a helper motor unless that person holds a valid motor vehicle operator's license. No person shall operate a bicycle with a helper motor at a rate of speed exceeding thirty miles per hour; nor shall any bicycle with a helper motor be operated on any sidewalk, limited access highway or turnpike. Driver's licence is required except if a special permit is obtained by havnig a doctor fill out a certificate and shows they are able to drive the bike with and without the motor assisting.
Electric bikes advertise with a huge array of varying ranges, but what is the dominant factor is range? Electric bike range is determined by the battery, and just like other lithium battery products like laptops and cell phones the batteries performance can fluxuate based on a variety of external factors.  Extreme cold, rider weight, head winds, hills, rough terrain, tire pressure and many other factors.   But since we need to start somewhere to get the general range that a battery can produce there is baseline that we can reference to get a good indicator of range. Take a look at...
We've also released our first native 72V battery pack in a conventional downtube battery casing, assembled using the high power Samsung 27100 40T cells so that even with the small 8Ah capacity it is able to deliver 40-50A continuous currents. This is an ideal battery for fast and sporty offroad ebike builds, allowing powerful performance without the weight or complexity of most 72V setups (either two 36V packs in series or a large triangle frame battery).

All classes of electric-assisted bicycles may be operated on a fully controlled limited access highway. Class 1 and 2 electric bicycles can be used on sidewalks, but Class 3 bicycles "may not be used on a sidewalk unless there is no alternative to travel over a sidewalk as part of a bicycle or pedestrian path."[143] Generally a person may not operate an electric-assisted bicycle on a trail that is designated as non-motorized and that has a natural surface, unless otherwise authorized.
The list below should be complete with both a literature analysis and by mining course materials. In principle, everything that can be research also can be education. Therefore we also listed a few items found in the literature. There are some interesting issues that refer to organizational and informal learning, i.e. users participating in design and policy making.
A new electric cyclist will likely experience two conflicts of thought: 1). Will the general public accept my use of this power assist technology, or Will they ridicule and reject me as being lazy? 2). Will I stand out to law enforcement by the look of my bike or riding a bit faster than other cyclist on hills and roads? Grappling with these two thoughts will tempt most folks to try and remain unnoticed and ride more responsibly. After I became an advocate of e-transportation on two wheels, enjoying the benefits of power assist commuting, I eventually was a bit put off by this federal law, especially the 20mph limitation. Is 20 mph really practical and justified? Is it not true that many active young people on typical road bicycles are able to actively ride in the 20-25mph range? I discovered that ebikes, with larger tires and disk brakes, can comfortably and safety cruise in that range of speed. The standard 2001 Federal law of 20mph, eventually became a practical limitation for an ebike commuter of over 20 miles a day, and caused me to get a bike beyond the federal limits, making me more alert and sensitive when riding in the presence of the police.
EU: EN15194 (EPAC – Electrically Power Assisted Cycles) defines the use pedal-assisted less than 25k/h bikes: "Cycles with pedal assistance which are equipped with an auxiliary electric motor having a maximum continuous rated power of 0.25 kW, of which the output is progressively reduced and finally cut off as the vehicle reaches a speed of 25 km/h or if the cyclist stops pedaling.”
Off the back of our wildly successful demo weekend with Haibike a few weeks ago, we have decided to run a recap of our picks for the 2018 Haibike eBike range. Across Haibike’s wide range of eBikes built for all styles of off-road riding, a lot of different technologies have been used. From a mix … Continue reading The Haibike eBike Range 2018 – The Fully Charged Picks
Vehicles with an electric power and power of less than 300W are classified as "not a motor vehicle". Such electric bicycles must comply with the same rules as bicycles. You must wear a helmet even on a scooter or bike under 300W. If the power is over 300W or a combustion engine is used it is a "low powered vehicle" and the moped rules apply. Specifically, a drivers license and registration are required.
The federal law will not prohibit a motor vehicle label and additional restrictions given by the state. States will typically define e-mopeds in the 1000W range (1.5 hp) and speeds attainable to 30mph, and include a few requirements such as a helmet, eye protection, and a driver’s license. States may also require title, registration, and insurance for mopeds.
Firstly there's a magnetically-fired locking pin in the rear wheel, triggered by kicking a button on the hub. This is fairly secure in itself and almost impossible to remove without destroying the bike. In London, we'd pair it with a more traditional bike lock so there's a more obvious visual deterrent, though a LED matrix screen on the frame does issue a warning to would-be tea-leafs.