Use this LED driver to operate Einbauspots so. Have connected with 4 Watt on the transformer 5 LED lamps. The transformer supplies these problems, 2 star deduction there but because the terminals are not very stable. Terminals must indeed be tightened, so that the risk to an intermittent contact is excluded. This is very difficult at the installed terminals, on the one hand, the terminals are quite short, so that only about 2 mm of the wire can be inserted into the terminal. When fixed tightening (the tiny) screw the clamp rotates in the plastic bracket so that one has to be afraid that the terminal emigrating,