LED railway signal lamp designed for model layouts and scene decoration. Small, prewired LED signals that add authentic vertical block signaling to railway, sand table, and park dioramas. Key benefits Realistic 3light vertical block signal heads for accurate and consistent visual detail. Ready to use with built in LEDs and wires, reducing assembly time and simplifying installation. Low voltage operation at 3V for safe and compatible use with common model power supplies. Compact size and durable ABS construction for long lasting placement in tight scenes. Pack of five units provides multiple signals for a layout or scene without separate sourcing. Features and performance Signal type: 3light vertical block signal heads. Material: ABS. Height: 2.7 cm. Rated supply voltage: 3V. Prewired: red wire to positive, white wire to negative. Each unit includes LEDs and wiring and can be illuminated when connected to a 3V supply. Typical use scenarios Model railway layouts: Install along track lines to reproduce prototypical signal sequences and improve scene realism. Architectural and sand table models: Add functional lighting elements to presentation models for clearer visual storytelling. Park, entertainment, or train dioramas and DIY models: Use as part of miniature scenes for decoration and interactive displays. Package contents 5 x model light units, each complete with LEDs and wiring. Connection instructions Connect the red wire to the positive terminal of a 3V supply. Connect the white wire to the negative terminal of the supply. Ensure the supply voltage is 3V for correct operation. Compatibility and installation notes Designed for use with model power systems and 3V supplies commonly used in hobby layouts. Compact 2.7 cm height makes these signals suitable for tight placement on diorama bases and sand table models. This product provides a practical, prewired signaling solution for hobbyists and model builders who need reliable, compact LED signals for layouts and scene models.