The Specialized Turbo Creo SL Comp Road bike is a high performing bike which is lightweight and smooth, capable of all types of road and has a battery. It has a carbon chassis, Shimano GRX 800 shifts and brakes which are high performance. It has a lightweight SL 1.1 motor which uses 420 watts to assist your ride. You can also get an optional extender to provide an additional 40 miles to the 80 miles already provided. There is a Mission Control app which will allow you to monitor your battery level, power output and amount of assistance you are receiving.