Osram Decostar Halogen 35S 20 W GU4 36° 12 V 44890 Pack of 10 : Amazon.de: Lighting
Pack of 8 VINBE MR11 LED bulbs, GU4.0 socket, 3.5 W equivalent to 25-35 W halogen bulbs, 12 V AC/DC, 350 lm, 120° floodlight, white 6000 K, diameter 35 mm : Amazon.de: Lighting