Pro:
+ Very bright
+ Batteries to last
Good to see + Both from behind and from the side
+ Can be horizontally & vertically mounted
+ Very good workmanship
+ Good price / performance ratio
+ Can easily be installed
+ Lets take slightly when you park the bike
+ Can also be mounted on the helmet super
Contraindications:
- The battery cover is a little difficult to open
- Sorry, no traffic regulations approval except bicycles under 11kg
I would recommend this product without restrictions. It is so bright that you should not look into the LED's.