One can purchase bicycle lights from a number of places. They can be purchased from Amazon, ebay, Revolights or Walmart. They should be easy to fit to any bicycle.
These bicycle lights are really easy to install on to your bike See link below
To purchase a bicycle light, one may try a local bicycle shop. They usually carry bike accessories. Some stores that carry bike lights are Target, Walmart, Neiman Marcus, Meijer, and Sears.
One can buy bicycle tail lights at your local bike store. A dedicated agent will be happy to provide for your bike and select the best tail lights for your usage.
(in the US) Yes. :)
Go to a bicycle shop, or the bicycle accessories aisle on a big department store and ask a clerk for bicycle dynamo.
A dynamo is a type of electrical generator. On a bicycle it is in contact with the wheels, so that it spins when the bike is moving. That spinning is turned into electricity, which can be used to power bicycle lights.
A dynamo converts rotational energy into electrical energy. A good example is one used on a bicycle to generate power for the lights.
There are many places where one can purchase a GPS for a bicycle. One can purchase a GPS for a bicycle at a local bicycle store or at online stores such as Amazon.
If the bicycle is road legal(has brakes, lights, reflectors) - sure.
To provide electricity for the bike lights without having to rely on batteries.
Bicycle.
The eBike Store sells a range of cycling accessories including helmets, lights and bicycle stands. It also sells an electric trailer that can be used to easily convert a regular bicycle into an electric bicycle.