This is a the GD30Z electric mountain bike which comes in a choice of black or white. It has an LCD display where you can check your riding date such as the speed, battery level and you can use it to change the pedal assist level. It has a lithium battery with 48V which you can charge on the bike or take off to charge. It can be charged fully in 5-8 hours. It has three riding modes which are a fully electric mode, pedal assist mode and manual pedalling. You can easily switch between them. There are front and rear disc brakes to keep you safe and an ergonomic saddle to keep you comfortable.