From the FAQ:
> ...rated IPX4 for water resistance ...suitable for use in light rain, but it should not be exposed to heavy rain or submerged in water.
A bike part you can't use in more than light rain seems like a pretty big drawback to me.
> ...rated IPX4 for water resistance ...suitable for use in light rain, but it should not be exposed to heavy rain or submerged in water.
A bike part you can't use in more than light rain seems like a pretty big drawback to me.