Not very strong and difficult for children to press

Unfortunately, the handlebar mount is designed very cheap and can be rotated quickly. The screws do not hold more then. In addition, the holder can not cope with really good falls. This was the death of horn at us. After the bike is the third time knocked over / like she was from.
What is, however, a decisive criterion against this horn, it can be as good as operate of children. Much too hard you have to press.

So not recommended