Narva 2 Stück Halogen HS3 Miniatur Lampe/Birne ; 6V / 2,4W / 0,4A / PX 13,5 s : Amazon.de: Beleuchtung
EnLightPRO13–LED Bicycle Light for Dynamo-Powered, Plug-In Base P13.5s, as A replacement for your bicycle light; LED Bicycle Light : Amazon.de: Sports & Outdoors