Amazon.com: G4 LED Bulb 12V, Warm White 2700K, 1.2W G4 Bi-pin LED Bulb, 10W JC Halogen Equivalent, Mini G4 LED Light Bulb for Cooker Hood, Home Lighting, 140LM, CRI>82, No Flicker, Non-dimmable,
LED Transformer 0-80 Watt 12 V AC/Halogen up to 160 W AC Transformer for G4, GU5.3, MR16, MR11 Spotlights and Much More (80 W) : Amazon.de: DIY & Tools
Round LED Transformer 12 V/DC 10 W 15 W Waterproof IP67 Flush-Mounted Socket : Amazon.de: DIY & Tools