The spotlight runs 6 days a week about 9 hours a day (only once a day to and from connected, so it was no burden of frequent on / off stat. After about 3 weeks the radiator was broken. Then we have the defective radiator exchanged against another identical emitters - this began after another 3 weeks on like crazy to flicker and then also fell off.
The best light use is unfortunately nothing if it does not burn ...
Drivers who need a light for a few hours, so that is very well served, but the purchase price not ammortisiert with short periods of use on the low power consumption. Then a halo from the hardware store for 10 EUR) is enough.