The bontrager ion rt lightset with wireless remote is a step up in bicycle lighting riding with lights at night is vital riding with lights during the daytime can also be extremely effective rain and fog are common during the day and they both result in poorer visibility this light set keeps your position clear bontrager have added the remote capability to the lights which makes it easier to control the modes and allows for the on ride use the ion 700 front light has a great battery life l