Yes, a funny thing because I've brought me. In the beginning they did not work so well, and then they worked flawlessly. Then one half times weak lights and the other stronger. Then she lit again completely without restrictions, but most of the time it is lit fortunately consistently without bungle. For the price I do not even want to complain, because from afar you can see the Blinke thing pretty good! In order to enable the way my balcony 6m wrap 2.5 times.