N Double blinker electronics with 2 blue bulbs

The blinker electronics is used to equip the model train vehicles with very realistic flashlights. Special blink switching, which is mounted under the layout, provides a deceptively real-looking impression of a rotating beam. Operation allowed with AC voltage only. Spare bulb item 3506 (2x blue), item 3507 (2 x yellow), item 3508 (2x red) and item 3509 (2x clear).