Bring your model railway to life with these pre-wired LED lights! This set of 5 cool white LEDs comes ready to install - no complicated wiring needed since they already have the 1000 Ohm resistors built right in. They work with 12V to 18V power sources, so whether you're using AC or DC, these little lights will shine bright. Each LED is a 3528 SMD type mounted on a small 1cmx1cm PCB board with about 20cm of wire, giving you plenty of length to route through your model buildings. The cool white color creates that crisp, modern lighting effect perfect for street scenes, modern buildings, or any area where you want bright, clear illumination. Just connect them to your layout's power supply and watch your miniature world come alive after dark! They're ideal for lighting up station buildings, houses, shops, or any structure on your layout. Installation is straightforward even if you're new to model lighting. Your nighttime scenes will never look better - these LEDs add that professional touch that makes visitors do a double-take!