Miniature traffic light as used on four-way junctions. Realistic operation with adjustable delay. 12 LEDs. Great for model railroads, exhibitions, as a toy, ... Specifications low power consumption: 15mA power supply: 9V battery (not incl.) ON/OFF switch dimensions: 2.0" x 1.4" x 4.5" Downloads - Manuals Manual_MK131.pdf (211 kB)