I bought two years ago two of the lights. They settled both but unfortunately only so set that they light up either a 7 Seconds Or when the "pot" was only felt provided a millionth of a millimeter further 5 minutes. Just as was the case with the sensitivity, if it's windy, it goes on all the time and out. Provides you the controller again only a millionth of a millimeter back, it goes to not only. One of the two lights now work no longer. I then wrote an email to the manufacturer and also a response obtained with the I was asked to present the bill, I then sent the order confirmation here from Amazon. Then took place in this mail despite repeated reminder no more reaction. At least on the packaging is however indicated that three-year warranty on the lamp.