If one likes to travel at night in the pitch dark away from the public road traffic, this light for about 2-3 hours with approximately 200 lm a much broader and more illuminate the path. In order to increase its security if, for example as a pedelec riders with about 25 km / h on the road.
The lamp can be easily mounted to the handlebar by means of a belt and is relatively verwackelungsstabil. In oncoming bicyclists, one should remember that these are blinded. A Schnellabschlattaste missing exactly as a separate 5V USB power supply.