Lights on bicycles are mantadory equipments - you will see their influence for safety ride primery in autumn's early nights. Front light have been made for better and earlier seeing the holes on the road for example. At same time, you are most visible for car drivers and walkers. We recommending to looking for light on bicycle by it's type of charging. Light suply with rechargable battery is good for daily use. Batteries are better, if you dont use light usually.