Kit package with a total of 10 pieces of house lighting and 5m decoder wire. The house lighting can be connected very easily. Glue on the circuit board, connect the cable to the solder pads provided and connect it to the power supply (model train transformer). It already works. Thanks to the special LEDs, optimal illumination in the model buildings. Technical data: Dimensions: 10 x 10 mm. Fluorescent color: white. Connection voltage: 4-24 volts DC or AC voltage. Beam angle: 160 °. Luminosity: 600 mcd.