FAQS: Q: Does it come with the model?A: No, Lights only.Q: Will it damage my LEGO when assembling?A: Of course not, the light will make it of a great appearance.Q: How can i power the light?A: The light can be powered by battery or usb cable. Why should we choose lighting kit to decorate our Model? On connecting the power supply, our model will instantly be shine in the dark rather than dull and boring. It is the existence of led lights gives LEGO new life. We can't help but sigh the beauty of LEGO's art when we're feeling the new appearance brought by light kit. This is not only a visual feast, but also a paradise for art. Stress-relief Anti-heat and anti-burning Making your model vivid Higher quality and longer Using Life Intellectual stimulation Simple installation All parts packed individually Video Instruction No worry about adding the lights for your LEGO Architecture. We have prepared video guide for you. Just be patient and careful, then follow it step by step. How to get the video? 1.Type the website we provided in instruction guide 2.Type"76175" 3.Click on. Product Features Led Light kit Only: Light set for 75341 Building Block Kit, without model. Connection: The light can be powered by USB or AAA battery. No battery: We provide battery pack, but you need to prepare AAA battery for yourselves. Safety material: ABS materials and copper. Recommended voltage: It's better for 3~5V Installation: Follow step by step video instructions.