An electric bicycle is, first and foremost, a bicycle. It uses the same designs, geometries, and components as any other bicycle, but also includes an added electric motor.

An electric bicycle is, first and foremost, a bicycle. It uses the same designs, geometries, and components as any other bicycle, but also includes an added electric motor. So for electric tricycle, it is the same thing that just need to add some necessary electronic parts, motor, battery ,controller. However, it seems that electric trike can be also used on many applications.

Electric trike for aged people, we usually call mobility scooter, which has a high standard requirements on the electronic parts.

Electric trikes for cargo, this will need powerful electric motor like 1000W or as much as possible. The controller will need a big limit current.

Electric trike for passengers,such kind of trike is very normal in Southeast countries, especially in India, Bangladesh. Most of these vehicles come with big wheel and lead acid batteries. They are not good looking but really useful. Another kind of trike is especially for fun or for tourist.

In additional, there is a kind of electric trike with roof. Some of them are equipped with solar panels,which can be used for battery recharging.

Hangzhou Hangpai Electric Vehicle Co.,ltd, also produce some electric tricycles, for example, fat tire electric trike with 20 inch tire, aluminum alloy frame, lithium batteries. And these high quality electric trikes are mainly for American markets and north Europe.